129 step drill bit on offer(Disclaimer)
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➤ Last checked on 07.10.2026
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27% discount
Greenlee DTAPKIT Drill/Tap Kit for Metal, One-Step Drilling, Tapping, and Deburring/Countersinking Set with Quick Change Adaptor, 6-32 to 1/4-20
1-STEP DRILL/TAP KIT: Allows you to complete hole drilling, tapping, and deburring/countersinking in one simple operation using a power drill to save time and minimize labor
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25% discount
LENOX Step Drill Bit, 7/8 to 1-1/8 Inch (30888VB11)
Accurate, burr-free holes
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22% discount
HSS Step Drill Bit for Metal, 12 Steps from 1/4" to 2-3/8", Spiral Flutes
Durable M2 HSS Step Drill - Engineered with 50% more Tungsten and 150% increased Molybdenum, this unibit step drill bit enhanced by vacuum heat treatment and Nitride hardening for industrial-grade metal drilling performance.
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21% discount
ZELCAN 5PCS Titanium HSS Step Drill Bit Set, 50 Sizes, 1/8" to 1-3/8"
Handle Drilling Tasks with Ease: With four sharp cutting blades, ZELCAN's step drill bit set ensures swift, smooth drilling, effortlessly cutting through steel, aluminum, copper, and other tough materials like a hot knife through butter!
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19% discount
Irwin Tools IRWIN Unibit 502T Step Drill Bit Set with Nylon Pouch, Titanium Nitride Coated, 3pc (15502)
This IRWIN Unibit step drill bits feature single-flute cutting edges for greater control through steps
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17% discount
Witwocky Step Drill Bits, 5PCS (44 Sizes) Metric HSS Step Unibit Drill Bit Set with Aluminum Case, Double Cutting Blades, High-Speed Steel, Multiple Hole Stepped Up Bits for DIY Lovers
44 Sizes: The step drill bits set includes 5 standard metric bits that can replace 44 individual drill bits.
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DEWALT Step Drill Bit Set:3 Piece, Titanium Nitride Coated, 31 Hole Sizes, 1/8 in to 7/8 in, 1/4 in Shank Hex Size (DWA1790IR)
Titanium Nitride Coated two flute spiral design provides longer life and better chip removal for the DEWALT drill bit set
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20% discount
Klein Tools 25964 Step Drill Bit, 1/8 to 1/2-Inch, Spiral Double-Fluted, Cuts Thin Metal, Plastic, Aluminum, Wood, 1/4-Inch Hex Shank, VACO
2 SPIRAL FLUTES remove chips and help pull the bit through material for faster cutting
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12% discount
Irwin Tools IRWIN Step Drill Bit, 3/16-Inch to 7/8-Inch, 3/8-Inch Shank (10234)
Save time because you don't need to change drills for different-sized round holes in thin materials. Each drill acts as a pilot for the next size.
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15% discount
Milwaukee 48-89-9254 SHOCKWAVE High Speed Steel Impact Duty Step Bit 3 pc Set
Optimized for impact drivers, drill/driver compatible
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11% discount
5PCS Titanium Step Drill Bit - Four Spiral Flute HSS Step Bit for Metal
HSS step drill with Titanium Coating: High-speed steel material ensures a longer service life.This unibit step drill bit features advanced heat/corrosion/rust resistant coating, specially engineered for demanding metal drilling applications.
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10% discount
5-Piece Unibit Step Drill Bit for Metal, HSS Step Bit Set, 1/8"-1-3/8"
Effortless Precision Drilling: Engineered with four razor-sharp cutting blades, our step drill bit set delivers swift, vibration-free drilling performance. The advanced geometry slices through steel, aluminum, copper and other rigid materials with surgical precision - like a hot knife through butter
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9% discount
OSTTE Step Drill Bit Set 5Pcs, HSS Step Drill Bits 50 Sizes
【50 Sizes in 5 Bits for Ultimate Versatility】One set does it all. Get 50 most-needed hole sizes from just 5 step bits, eliminating the need for a bulky drill bit collection
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14% discount
Milwaukee (MLW48899223) 4-Piece Step Drill Bit Set
Manufacturer: Milwaukee
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9% discount
EZARC M35 Cobalt Step Drill Bit for Metal, 3/16"-7/8", 1/4" Hex Shank
【C-Profile Design】EZARC step drill bits feature a triple-flute design for increased stability, effectively reducing deviation during the cutting process. Additionally, the 'C-profile' cutting edge ensures smoother cutting and an increased cutting speed
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14% discount
Step Drill Bit Set, 6PCS HSS Titanium Coated Step Drill Bit Set for Plastic, Aluminum, Copper, Sheet Metal with Aluminum Case
Complete 6-Piece Set: Includes multiple step drill bits in various sizes to handle a wide range of drilling applications from small to large diameter holes
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6% discount
Rocaris 5 Pack Step Drill Bit & 5 Pack Countersink Drill Bit Set with Case
Ultimate Drill Bits Set- This unibit step drill bit includes 5 step bit in sizes 3/16-1/2'', 1/8-1/2'', 1/4-3/4'', 3/16-7/8'', 1/4-1-3/8'', effectively replacing 50 sizes of conventional drill bits. Along with a center punch. Additionally, the counter sinker drill bit set in sizes1/4'', 3/8'', 1/2'', 5/8'', 3/4''.
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Bosch SDC30 3 pc. High-Speed Steel Turbo Step Drill Bit Set
CORDLESS STEP DRILL BIT DESIGN: Made for smooth drilling in cordless drills using high-speed and low-speed mode, with 2x cutting edges and optimized angles on the bit steps
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Bosch SDH30 3 pc. High Speed Steel Step Drill Bit Set
SELF-STARTING POINT STARTS ON CONTACT
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Step Drill Bit, Hss, 2 Sizes, 3/8-1/2 in.
Manufacturer: Milwaukee
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DEWALT Step Drill Bit Set, 7/8-Inch to 1-1/8-Inch (DWA1789IR)
Titanium Nitride Coated two flute spiral design provides longer life and better chip removal
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Irwin #4 Unibit Step Drill Bit 3/16 in. to 7/8 in. 12 Sizes
Drills 12 hose sizes
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Makita 711493-A High Speed Steel Step Drill Bit, 1/4-to-3/4-Inch
Drills perfectly round holes in materials such as steel, brass, plastic and wood
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5% discount
Lenox Tools Step Drill Bit, 1/2-Inch to 1-Inch with 3/8-Inch Shank (30882VB2)
Drill bits feature a 2-flute design that cuts fast, clean, round holes
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Klein Tools 59009 High-Speed Steel Step-Drill Bit
Single-fluted design eliminates skidding and makes for easier resharpening
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Irwin Tools Unibit #9 7/8-Inch and 1-1/8-Inch Step-Drill Bit, 1/2-Inch Shank (10239)
Single-flute cutting edge for greater control through steps
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DEWALT Step Drill Bit, Impact Ready, 3/16-Inch-7/8-Inch (DWA1786IR)
Titanium Nitride Coated two flute spiral design provides longer life and better chip removal
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Lenox Tools Step Drill Bit, 7/8-Inch to 1-3/8-Inch with 3/8-Inch Shank (30912VB12)
Patented 2-flute design cuts fast, clean, round holes
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Lenox Tools 30889889 Vari-Bit Step Drill Bit Kit, 3 Piece
Case included
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ANGELSWORD Step Drill Bit for Metal Sheet, HSS Titanium Step Bit, 5pc
【Versatile 50 Sizes Step Drill Bit Set】1/4"-1-3/8"(stepped by 1/8"), 3/16"-7/8"(stepped by 1/16"), 1/4"-3/4"(stepped by 1/16"), 1/8"-1/2"(stepped by 1/32"), 3/16“-1/2”(stepped by 1/16“). Universal 3/8" Tri-Flatted Shank prevents breaking.
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KnKut 29 Piece Drill Buddy Jobbers Length Step Point Drill Bit Set 1/16"-1/2" by 64ths
Made In USA; Great for hard steel, brass, sheet metal and acrylics; Split point step design starts on contact, self-centers and eliminates the need for a center punch; Can be used to enlarge existing holes without damaging the point; Mechanics length provides a shorter sturdier construction; Sizes: 1/16 - 1/2 by 64ths
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Bosch IMSDC002 2 pc. High-Speed Steel Impact Tough™ Turbo Step Drill Bit Set
CORDLESS STEP DRILL BIT DESIGN: Made for smooth drilling in cordless drills using high-speed and low-speed mode
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IRONANT Cobalt M35 4 Spiral Flutes Step Drill Bit for Metal 1/4" to 3/4"
M35 HSS and TiAlN Coating: The step bit is made from 5% Cobalt M35 HSS(high speed steel) and coated with TiAlN, making it more sturdy and durable, especially suitable for use on stainless steel
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LENOX Tools Step Drill Bit, 1/4-to-3/4-Inch (30883VB3)
Accurate, burr-free holes
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IRONANT 5PCS Spiral Flute Titanium HSS Step Drill Bit Set for Metal Unibit
HSS Titanium Coating: The step drill has excellent sharpness and durability due to its high speed steel material and titanium coating
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Bosch SDC2 3/16 in. to 7/8 in. High-Speed Steel Turbo Step Drill Bit
CORDLESS STEP DRILL BIT DESIGN: Made for smooth drilling in cordless drills using high-speed and low-speed mode, with 2x cutting edges and optimized angles on the bit steps
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Step Drill Bit for Steel,1-3/8",M35 Cobalt Drill Bits,3/8" Shank,
M35 COBALT BIT / HEAVY DUTY for SS /1/4" to 1-3/8"
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ANGELSWORD Step Drill Bit for Metal Sheet, HSS Spiral Titanium Step Bit,5pc
【Versatile 50 Sizes Step Drill Bit Set】1/4"-1-3/8"(stepped by 1/8"), 3/16"-7/8"(stepped by 1/16"), 1/4"-3/4"(stepped by 1/16"), 1/8"-1/2"(stepped by 1/32"), 3/16“-1/2”(stepped by 1/16“). Universal 3/8" Tri-Flatted Shank prevents breaking.
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SHARPTOOL M2 HSS Step Drill Bit Unibit, 1/4"-2", Metal Wood Plastic
SHARPER | FASTER | Cut MORE holes: SHARPTOOL step bits are made of M2 High-speed steel which is much more stronger than ordinary HSS. This strong material makes it EASIER to drill holes especially in metal and ensures longer lifetime to cut MORE holes!
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Stark USA 29 Pieces Turbo Step Stepped Point Tip Drill Bit Spiral Shank Set M35 Cobalt Drilling Acrylic, Steel, Hard Metal, 1/16" to 1/2" Round Case
Professional & Widely Use Bit - 29-Piece set with sharp and hard cutting edge is ideal for versatile applications especially for projects, such as kitchenware maintenance, machine parts, medical equipment and DIY projects. It can also be used to drill acrylic, high temperature steel, and even brass
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Lenox Tools 30929VB30929 30929-30/929 Vari-Bit 4 Piece Step Drill Bit Assortment
Manufacturer: Lenox
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Irwin Tools IRWIN Step Drill Bit Set, 3-Piece (10502CB)
Drill bit is engineered with M-35-grade Cobalt Alloy Steel steel for maximum life when drilling in tough steel
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MABLEVI 5 Pcs Four Spiral Flute Step Drill Bit Set
Four Spiral Flute design ensures precise and accurate drilling. The four-flute step drill bit is smoother cutting than conventional two-straight flute step drills.
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Klein Tools QRST15 Step Drill Bit, Quick Release Spiral Double-Fluted, 7/8 to 1-3/8-Inch, Hex Shank, Cut Steel, Wood, Plastic, Aluminum
DURABLE COATING: Step bits are coated with aluminum titanium nitride, providing a durability that is 10 times greater than black oxide, ensuring an extended bit lifespan
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KnKut 29 Piece Mechanics Length Step Point Drill Bit Set 1/16"-1/2" by 64ths
Made In USA
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Large Step Drill Bit for Steel,1-5/8",13Hole,M42 Cobalt Step Bit,
Large Step Drill Bit(1-5/8") / HEAVY DUTY for SS / M35 COBALT Drill Bits / 13Holes (1/4"~1-5/8" Pro)
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Jerax tools 5/8" Single Size M35 Step Drill Bit Unibit for Hole Drilling
[M35 HSS]: M35 HSS is a higher grade than M2 HSS. The extra 5% cobalt and other elements ensure a much better durability.
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Romentheo Four Spiral Flute Cobalt Step Drill Bit(Pro),M35 High Speed Steel,1/4" Hex Shank Step Bits for Metal, Stainless Steel, Aluminum, Plastic,1/4" - 3/4"(9 Step Size)
FOUR SPIRAL FLUTE - Our cutting tool features a four spiral flute design that ensures efficient chip evacuation, reducing heat build-up and improving the overall cutting process. This design enhances the tool's performance, providing smoother and more precise drilling in a variety of materials.
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Greenlee 36414 Step Drill Bit,14 Hole Sizes Green, 7/8" through 1-3/8"
Country Of Origin: China
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IRWIN Marples Forstner Bit Set, Wood Drill Bits, Made of Carbon Steel, Ideal for Fine Woodworking, Cabinet-Making and More, 14 Pieces (1966893)
Easily Drills High-Quality Flat-Bottomed And Pocket Holes
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Jerax tools 2-3/8" HSS Step Drill Bit Unibit for Hole Drilling 14 Sizes
[Made of High Speed Steel] Premium material and surface treatment ensures the durability and sharpness. This unibit can drill holes on Iron, Aluminum, Copper, Plastic, Wood, or anything that has similar or lower hardness as these materials.
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5% discount
CLEVEROOL 19 Piece Cobalt Stepped Point Drill Bit Set
Stepped Point Cobalt Drill Bit eliminates bit walk and the need for pilot holes. Start easier and drill faster than simply outperforming every conventional drill bit design.
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Spyder 1/4 to 1-inch Hex Shank 12-Step HSS Drill Bit with Mach-Blue Armor Plating for Steel, Aluminum, Stacked Materials, and More
Ideal for drilling wood with nails, stainless steel, mild steel, aluminum, stacked materials, and other tough-to-drill alloys
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Irwin Tools IRWIN Step Drill Bit Set, General Purpose, 4-Piece (10225)
Single-flute cutting edges for greater control through steps
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Unibit Step & Side Cutting Twist 8 PCS Drill Bits Set Hex Shank
Multi-Size Complete Drill Set:Includes 3 step drill bits 5/64" each steps(10-step:5/32"-55/64", 9-step:5/32"-25/32", 6-step:5/32"-35/64") + 5 jobber drill bits (2×1/8", 1×1/5", 1×1/4", 1×5/16"). Comes with a plastic index case for organized storage and easy access.
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Greenlee GSBSET3 Step Bit Set (#1, #4, #9)
Progressive cutting edges provide balanced aggression to maximize torque efficiency and minimize stalling;
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48-89-9204 Impact Step Drill Bit, Spiral Double-Fluted, 3/16"-7/8",#4
STEP DESIGN: Features multiple diameter steps from 3/16 inch to 7/8 inch for precise hole enlargement in a single tool
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THINKWORK 5 Pcs HSS Step Drill Bit Set (Metric), Unibit for Metal-59 Steps
ENHANCED DURABILITY: Our industrial-grade step drill set is meticulously crafted from high-quality alloy steel and undergoes multiple manufacturing processes. Each drill bit is carefully inspected at the factory to ensure superior quality and longevity.
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ROGAPER Spiral Groove Step Drill Bit, 12 Steps High-Speed Steel 1/4" to 2-3/8", Large Step Drill Bits for Cutting Holes in Iron Aluminum Copper Plastic Wood
Quick Change: The 1/2-inch triangle round shank fits easily and securely into all power tools to prevent slippage and shedding during rotation.
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AIMLENTOOL 5Pcs Step Drill Bit & 5Pcs Countersink Drill Bit Set
Drill Bits Set: This unit step drill bit includes 5 step bit in sizes 3/16-1/2'', 1/8-1/2'', 1/4-3/4'', 3/16-7/8'', 1/4-1-3/8'', effectively replacing 50 sizes of conventional drill bits. Along with a center punch. Additionally, the counter sinker drill bit set in sizes1/4'', 3/8'', 1/2'', 5/8'', 3/4''.
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OXMUL M35 Step Drill Bit Set for Metal, 1/8—1-3/8, 19-Steps, Cobalt Bits, Heavy-Duty for Stainless Steel, Hard Metal, Aluminum, Wood, 2pcs. Z204_205
【Heavy Duty for Stainless Steel】 The Cobalt Drill Bits(1.3243 STEEL) can drill 5X longer life and 2X faster. This Drill bits is heavy duty for Stainless Steel, Hard Metal, Galvanized Steel, Aluminum,Iron, Wood, PVC and Copper. This step bit is tough,sharp and can drill many holes on hard metal like a Work Horse!
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Milwaukee 48-89-9204 Bit 3/16 In. To 7/8 In. Step Drill
3/8 in. shank 12 hole sizes, 3/16 to 7/8 in.
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EZARC M35 Cobalt Step Drill Bit Set, 3PCS 1/8"-7/8", 1/4" Hex Shank
【C-Profile Design】EZARC step drill bits feature a triple-flute design for increased stability, effectively reducing deviation during the cutting process. Additionally, the 'C-profile' cutting edge ensures smoother cutting and an increased cutting speed
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Milwaukee #4 Step Drill Bit, Black Oxide, 3/16 in. to 7/8 in., 12-Steps, Jam-Free, Metal Drilling
JAM-FREE DESIGN: Milwaukee #4 step drill bit features a dual-flute design that prevents bit walking and jamming for smooth, efficient drilling in metal
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KSEIBI 598240 Industrial Grade Unibit 5-Pieces Step Drill Bits Set 3-Flat Shank, High-Speed Steel Metal Drill Bits Kit Black Oxide M2 for Drilling Stainless Steel, Aluminium, Wood
High-Speed Steel Construction: Made from durable HSS with a black oxide coating, ensuring longevity and resistance to wear and corrosion.
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Step Drill Bit Set - 5PCS Titanium HSS Step Bit with Two Spiral Flutes
HSS step drill with Titanium Coating: High-speed steel material ensures a longer service life.This unibit step drill bit features advanced heat/corrosion/rust resistant coating, specially engineered for demanding metal drilling applications.
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3-Piece Unibit Step Drill Bit for Metal, HSS Step Bit Set, 1/8"-7/8"
Effortless Precision Drilling: Engineered with four ultra-sharp cutting blades, this step drill bit set delivers smooth, vibration-free performance. Its advanced design ensures clean, accurate holes in steel, aluminum, copper, and other rigid materials with professional-grade precision
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Jerax tools 4mm-32mm Metric M2 Step Drill Bit Unibit for Hole Drilling
[M2 HSS]: Cuts A LOT MORE CLEAN holes and much EASIER than average step bits. In general, M2 has 50% more Tungsten and 150% more Molybdenum, both of which are key elements in improving durability. Our additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better.
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EZARC M35 Cobalt Step Drill Bit for Metal, 1/4"-3/4", 1/4" Hex Shank
【C-Profile Design】EZARC step drill bits feature a triple-flute design for increased stability, effectively reducing deviation during the cutting process. Additionally, the 'C-profile' cutting edge ensures smoother cutting and an increased cutting speed
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Large Step Drill Bit for Steel,1-5/8",13Hole,M42 Cobalt Step Bit,
【Extra-Heavy Duty for Stainless Steel】 The M35 Cobalt Drill Bits(1.3243 STEEL) can drill 5X longer life and 2X faster. This Cobalt Drill bits is heavy duty for Stainless Steel, Metal, Galvanized Steel, Aluminum,Iron, Wood, PVC and Copper. This steel drill bit is tough,sharp and can drill many holes on hard metal like a Work Horse!
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Vouyar Four Spiral Flute Cobalt Step Drill Bit, 3/16'' - 7/8'' M35 TiAlN Coating Impact Ready Unibit Step Drill Bit, 1/4" Hex Shank Step Bit for Metal, Stainless Steel, Aluminum, Plastic
Size: 12 steps, even more versatile. A true one-for-all solution for drilling holes on plates. Drills 3/16”, 1/4”, 5/16”, 3/8”, 7/16”, 1/2”, 9/16”, 5/8”, 11/16”, 3/4”, 13/16" and 7/8".
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IRWIN Unibit #9 Df 7/8 and 1 1/8" 2 Sz (IWAS10239DF)
2X FASTER DRILLING SpeedPoint tip for fast starts
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HIGHFIRE 29 Pieces HSS Stepped Point Drill Bit Set 1/16"-1/2", Gold and Black 3-Flat Shank for Metal, Steel & Acrylic - No Pilot Hole Needed - Industrial, MRO & DIY Use
All-in-One Functionality: Skip Pilot Holes – Drills large diameters in one step, eliminating the need for center drill and pilot drill bits. Faster setups, fewer tools to carry.
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LIBRATON Four Spiral Flute Step Drill Bit Set 1/8"-7/8", M35 Step Bits
4-Flute Turbo-Cutting System: Libraton step drill bit set has quad spiral grooves enabling 40% faster chip evacuation than 2-flute competitors, eliminating jams when drilling.
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Greenlee GSB04 7/8" Step Bit (#4) Metal Cutter with Patented Split-Step Design, 7/8" Metal Cutting Tool for 1/2" Drill Chucks
7/8" STEP BIT METAL CUTTER: Makes it easy to cut a variety of materials including mild steel, aluminum, brass, copper, wood, fiberglass, plastics and laminates to create clean, precision holes
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OXMUL,Step Drill Bit for Metal,7/8",12sizes,Cobalt Drill Bits,
【Heavy Duty for Stainless Steel】 The Cobalt Drill Bits(M2+3%Cobalt STEEL) can drill 6X longer life and 2X faster. This Drill bits is heavy duty for Stainless Steel, Metal, Galvanized Steel, Aluminum,Iron, Wood, PVC and Copper. This step bit is tough,sharp and can drill many holes on hard metal like a Work Horse!
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IRWIN Irw Unibit 3Pc Set #1, #4, #4Df (IWAS15504DF)
DRILL THROUGH A VARIETY OF MATERIALS Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
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M2 Step Drill Bit Set, 1/8~1-3/8" 5Pcs 4 Spiral Flute AlTiN Coated Step Bit
Spiral Flute Step Drill Bit for Metal: Our step drill bit features an innovative spiral flute design, precision-machined to prevent walking and increase stability. It achieves up to 3x the drilling speed of conventional bits with minimal vibration, ensuring smooth, precise holes in metal. This step drill bit for metal delivers professional results
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toolant 2PCS Four-Spiral Flute Cobalt Step Drill Bit Set, 1/8" to 1-3/8" Full Coverage & Compact Portability, Unibit with Six-Sided Hex Shank for Metal, Stainless Steel, Aluminum, Wood, Plastic
SMALL TO LARGE. TRUE VERSATILITY. – This 2-piece combo is expertly paired to provide seamless coverage of all common sizes from 1/8" to 1-3/8". By consolidating dozens of hole sizes into just two compact bits, it offers ultimate on-the-go portability, eliminating the need for bulky kits and heavy toolboxes. Get full-scale capability with a minimalist footprint.
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Step Drill Bit Set - DWA1790IR for Dewalt Double Spiral Flute Step Bits
FDWA1783IR Step Drill Bit, Impact Ready, 1/8-Inch-1/2-Inch
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Bestwork Step Drill Bit Set (1/8"-5/8"), HSS Step Bit with 1/4" Hex Shank
Single-Size Drill Design: Unlike ordinary step drills, our unibit step drill bit features a single-size drill design. During the drilling process, the front step assists in drilling. This design ensures you get the precise hole you need, with stable, accurate, and efficient drilling
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Rocaris 39 Pack Woodworking Chamfer Drilling Tools Set Kit
39 Pack Woodworking Chamfer Drilling Tool Kit Include Including Countersink Drill Bits, L-Wrench, Wood Plug Cutter, Step Drill Bit, Center Punch, Drill Stop Bit Collar Set, Twist Drill Bit Tool. Pecfect gift for fathers, friends, carpenter and DIY lovers.
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Drill America 29 Piece Cobalt Stepped Point Drill Bit Set in Round Case w/Gold Oxide Finish for Drilling Acrylic, Steel, Hard Metals, Sizes 1/16" to 1/2" x 64ths, GSC Series ZMGSC29J-PC
GOLD STEPPED POINT COBALT: Drill America GSC Series Gold Stepped Point Cobalt Drill Bits start easier, drill faster, increase lifespan, and reduce heat compared to standard drill bits
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toolant Deep-Hole Four-Spiral Flute Cobalt Step Drill Bit, Extra-High 10mm Steps to Power Through Thick Plates, 1/4"-7/8" Unibit with 1/4" Hex Shank for Metal, Stainless Steel, Wood
EXTRA-HIGH 10MM STEPS – Unlike standard bits with shallow steps, this deep-hole version features extended 10mm step heights. Engineered specifically to penetrate thick boards and heavy-duty plates in a single pass, saving you time and effort on demanding industrial tasks.
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GRENPRO M35 Cobalt Step Drill Bit, 1/4"-2-1/2", TiAlN, 1/2" Shank
M35 HSS COBALT STEP DRILL - GrenPRO drill bits Specially designed for Metal Sheet/Wood/Plastic/Aluminum/Copper with 15 progressive steps (1/4" to 2-1/2")
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AIMLENTOOL 6Pcs(1/8"-1-3/8") HSS Step Drill Bit Set
HSS Titanium Coating: Our high-speed steel drill bits, fortified with a titanium coating that makes the drill bit harder than a typical HSS bit, can reduce the friction drill, and perform well in heat, corrosion, and rust resistance.
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Steel Vision Hyper-Step HSS Cobalt, No Pilot Hole Needed, (1/8"" - 1/2") 13 pc TurboStep HSS Mechanics Stubby Drill Bit Set, Industrial-Grade, Metal Drilling for Stainless/Hardened Steel
Industrial-Grade M35 Cobalt Alloy: Engineered with high-performance M35 tungsten-cobalt for extended lifespan and precision in tough drilling tasks.
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Greenlee GSB09 1-1/8" Step Bit (#9) Metal Cutter with Patented Split-Step Design, 1-1/8" Metal Cutting Tool for 1/2" Drill Chucks
1-1/8" STEP BIT METAL CUTTER: Makes it easy to cut a variety of materials including mild steel, aluminum, brass, copper, wood, fiberglass, plastics and laminates to create clean, precision holes
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ROGAPER 6PC Cobalt Step Drill Bit Set, Hex Shank Step Drill with Two Spiral Flutes and Automatic Center Punch for Metal, Stainless Steel, Aluminum, Wood, and Plastic with Aluminum Case, 50 Sizes
M35 Cobalt: Our M35 cobalt high speed steel drill bits, fortified with a titanium coating that makes the drill bit harder than a typical HSS bit, can reduce the friction drill, and perform well in heat, corrosion, and rust resistance.
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5 Pcs Step Drill Bit & 5 Pcs Countersink Drill Bit Set, Titanium High Speed Steel Step Drill Bit, 50 Sizes of Step Bits for Metal, HSS Step Bit with Aluminum Case for DIY, Multiple Hole Stepped Up Bit
Multi-hole Sizes: This unit step drill bit set includes 5 step bits in sizes 3/16-1/2”, 1/8-1/2”, 1/4-3/4”, 3/16-7/8”, 1/4-1-3/8”, effectively replacing 50 sizes of conventional drill bits. Along with a center punch. Additionally, the counter sinker drill bit set in sizes1/4'', 3/8”, 1/2”, 5/8”, 3/4”
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Four Spiral Flute M35 Step Drill Bit Set 3/16"-1/2"(6 Sizes), 1/4" Shank for Metal Step Drill bit, Impact Resistant Cobalt Step Drill Bit, for Stainless Steel, Wood, Aluminum, Plastic
【M35 Cobalt Superhard High Speed Steel】: ISI M35/1.3243/SKH55/M35 steel is a kind of high speed steel containing cobalt, which has the characteristics of high wear resistance, high pressure resistance and sintering resistance. Ideal for steel and plastic drilling with high-speed cordless drills.
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5% discount
THINKWORK M35 Cobalt Spiral Flute Step Drill Bit Set, 5 Pcs Single Size HSS Step Bits (1/8"-3/4"), Small Size EDC Unibit with 1/4" Shank Step Bits for Metal, Aluminum, Steel, Wood Plastic
ENHANCED DURABILITY: Our industrial-grade step drill set is meticulously crafted from high hardnessy M35 cobalt HSS and undergoes multiple manufacturing processes. Each drill bit is carefully inspected at the factory to ensure superior quality and longevity.
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Jerax tools 1/2" 7/8" 1-3/8" M2 Step Drill Bit Unibit Set for Hole Drilling
[M2 HSS]: Cuts A LOT MORE CLEAN holes and much EASIER than average step bits. In general, M2 has 50% more Tungsten and 150% more Molybdenum, both of which are key elements in improving durability. Our additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better.
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Four Spiral Flute M35 Step Drill Bit Set 1/4"-1"(3 pcs 30 Sizes), 1/4" Shank for Metal Step Drill bit, Impact Resistant Cobalt Step Drill Bit, for Stainless Steel, Wood, Aluminum, Plastic
【M35 Cobalt Superhard High Speed Steel】: ISI M35/1.3243/SKH55/M35 steel is a kind of high speed steel containing cobalt, which has the characteristics of high wear resistance, high pressure resistance and sintering resistance. Ideal for steel and plastic drilling with high-speed cordless drills.
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FRITZFURT 3-Piece M35 Cobalt Step Drill Bit Set — CBN Ground, AlTiN Coated, 1/4" Hex Shank | 6, 10 & 13 Steps | 1/8"–3/4" | Sheet Metal, Stainless Steel, Electrician
OUTLASTS STANDARD HSS IN METAL — M35 COBALT STEEL, CBN GROUND — Manufactured from M35 cobalt steel with approximately 5% cobalt content and CBN-fully-ground to factory precision on every cutting edge — from the tip through every step on the shank. Designed for repeated use in stainless steel, hardened sheet metal, and structural steel where standard HSS loses its edge.A 25–28° spiral flute angle maintains chip flow without sacrificing edge strength — optimized for hand-held drilling in sheet metal and stainless.
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TUMAX 3Pcs M35 Cobalt Step Drill Bit Set, TiAlN Coated, 1/4" Hex, 1/8-7/8"
【M35 COBALT & TiAlN THERMAL SHIELD】 Crafted from industrial-grade M35 Cobalt High-Speed Steel (HSS-Co) and fortified with a premium TiAlN coating. This combination withstands extreme heat up to 800°C, providing significantly longer tool life when drilling through tough materials like stainless steel and cast iron compared to standard bits.
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5% discount
Step Drill Bit Set for Metal- 5PCS Ti Step Bit with Two Straight Flutes
HSS step drill with Titanium Coating: High-speed steel material ensures a longer service life.This unibit step drill bit features advanced heat/corrosion/rust resistant coating, specially engineered for demanding metal drilling applications
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Diablo Impact Strong Step Drill Bit Set - Split Point Tip, 3-Piece Set
Enhanced Durability - Features a Split Point Tip design for a fast, on-point start resulting in increased durability and up to 6X longer life.
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Jerax tools M2 HSS Step Drill Bit 1/4"-1-3/8" Straight Double Flute 5Sizes
[M2 High-Speed Steel with Enhanced Hardness]: Formulated with higher tungsten and molybdenum content, vacuum heat-treated and nitride-coated for superior wear resistance and cleaner cuts in tough materials.
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5% discount
29pcs HSS Stepped Point Twist Drill Bit Set Titanium Coating 1/16"-1/2"
【Essential Sizes】Pro edge stepped point drill bit set includes 29 Commonly-used sizes on the market:1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64“, 3/8", 25/64", 13/32", 27/64", 7/16, 29/64, 15/32", 31/64", 1/2". Sufficient to handle the vast majority of usage scenarios, It also comes with a round drill bit storage box for easy organization and storage.
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OSTTE Step Drill Bits with Two Spiral Grooves, 5PCS
【50 Sizes in 5 Bits】One versatile step drill bit set gives you 50 essential hole sizes (3/16" to 1-3/8") for any project. Perfect as a step drill bit set for metal, wood, plastic and more - no more searching through bulky collections
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toolant Mini Step Drill Bit Set, 3pcs, 1/8"-3/4", M2 HSS, 1/4" Hex
EXTREME COMPACT FOR TINY SPACES – Featuring a mini 1-inch body (25mm) and a total length of only 47mm, these bits are specifically engineered for extremely confined areas where standard bits cannot fit. Equipped with a universal 1/4" hex shank, it provides the maneuverability needed for specialized precision tasks in restricted spaces.
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Klein Tools 25960 Step Drill Bit, 7/8 to 1-3/8-Inch, Spiral Double-Fluted, Cut Thin Metal, Plastic, Aluminum, Wood, 1/4-Inch Hex Shank, VACO
2 SPIRAL FLUTES remove chips and help pull the bit through material for faster cutting
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TOOLMAYS M35 Cobalt HSS Step Drill Bit, 18 Steps
TOOLMAYS
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Koksonoor 1/4"-2-3/8" XL Step Drill Bit, HSS Double Flute, Metal Wood
Premium HSS Build – Made from tough high-speed steel for sharp, durable performance on metal, wood, plastic, and more.
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IRONANT M35 4 Spiral Flutes Large Step Drill Bit for Metal 1-1/8" Unibit
M35 HSS and TiAlN Coating: The step bit is made from 5% Cobalt M35 HSS(high speed steel) and coated with TiAlN, making it more sturdy and durable, especially suitable for use on stainless steel
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ACTOOL Industrial HSS Step Drill bit 3/16''-7/8'' with 1/4'' Hex Shank, Unibit Double Spiral Flute with TiN Coating for Metal, Stainless Steel, Aluminum, Plastic
INDUSTRIAL GRADE: Made of industrial-grade M2 high speed steel, heat treated for maximum durability
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AIMLENTOOL Hex Shank Cobalt Step Drill Bit Set
M35 Material: Our M35 cobalt step drill bits, fortified with a titanium coating that makes the drill bit harder than a typical HSS bit, can reduce the friction drill, and perform well in heat, corrosion, and rust resistance.
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Jerax tools 7/8"-1-3/8" HSS Step Drill Bit Unibit Hole Drilling 11 Sizes
[Made of High Speed Steel]: Premium material and surface treatment ensures the durability and sharpness. This unibit can drill holes on Iron, Aluminum, Copper, Plastic, Wood, or anything that has similar or lower hardness as these materials.
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Klein Tools QRST2S Quick-Release Step Bit Set, 3-Piece, Durable Aluminum Titanium Coating, Impact-Rated Hex Shank
DURABLE COATING: Step bits are coated with aluminum titanium nitride, providing durability that is 10 times greater than black oxide, ensuring extended bit lifespan
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Irwin Tools IRWIN 10220CB Unibit 1/16-Inch Hole Enlarging 8-Steps Cobalt Alloy Steel Step Drill Bit
Made in: United States
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ACTOOL Industrial HSS Step Drill bit 3/16''-1'' with 1/4'' Hex Shank, Unibit Double Spiral Flute with TiN Coating for Metal, Stainless Steel, Aluminum, Plastic
INDUSTRIAL GRADE: Made of industrial-grade M2 high speed steel, heat treated for maximum durability
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Irwin Tools IRWIN 10233CB Unibit 1/16-Inch 9-Steps Cobalt Alloy Steel Step Drill Bit
Drill bit is engineered with M-35-grade Cobalt Alloy Steel steel for maximum life when drilling in tough steel
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EZARC M35 Cobalt Step Drill Bit for Metal, 3/16"-7/8", 5/16" Hex Shank
【Long-Lasting Durability】EZARC step drill bit is made from heat-treated M35 cobalt high speed steel for superior strength and toughness over standard HSS, making it ideal for cutting stainless steel and other hard metals. The 89HRC AlTiN coating provides excellent heat, wear, and corrosion resistance for extended tool life.
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Maywoqi 5Pcs Step Drill Bit & 5Pcs Countersink Drill Bit Set, Titanium Coated, HSS Step Bit, 50 Sizes of Step Bit for Metal with Aluminum Case, Multiple Hole Stepped Up Bits for DIY
Ultimate Drill Bits Se: This unit step drill bit includes 5 step bits in sizes 3/16-1/2'', 1/8-1/2'', 1/4-3/4'', 3/16-7/8'', 1/4-1-3/8'', effectively replacing 50 sizes of conventional drill bits. Along with a center punch. Additionally, the counter sinker drill bit set in sizes1/4'', 3/8'', 1/2'', 5/8'', 3/4''.
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DEWALT Drill Bit Set, Titanium Nitride Coated, 14-Piece (DW1354)
Connectable accessory storage system to optimize storage space of the drill bits for wood, metal and plastic
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NEIKO 10173A Step Drill Bit Set for Metal and Wood, 5 Piece SAE, Spiral Grooved for Faster Drilling, Step Bits with 50 Total Step Sizes, Titanium Coated Unibits
PREMIUM STEP BIT: Each unibit is constructed of industrial high-speed steel with a titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal.
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DEWALT Step Drill Bit, Impact Ready, 3/16-Inch-1/2-Inch (DWA1784IR)
Titanium Nitride Coated two flute spiral design provides longer life and better chip removal
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IRWIN Unibit2T Shank Step Drill Bit, Titanium Nitrate Coated 3/16" to 1/2" by 1/4" Shank Step Drill Bit (15102)
Hole Sizes: 3/16" to 1/2" in 1/16" increments (6 steps)
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Irwin Tools IRWIN Step Drill Bit, 1/8-Inch to 1/2-Inch Step, 1/4-Inch Shank (10231) Silver|Silver metallic
Save time because you don't need to change drills for different-sized round holes in thin materials. Each drill acts as a pilot for the next size.
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Crosstar 21Pc Cobalt Stepped Point Drill Bit Set,1/16-1/2" TiAlN Coated
【21-Piece M35 Cobalt Steel Drill Bit Set: Targeted for Hard Metals】Crafted from premium M35 cobalt steel with 5% cobalt core, this drill bit set is engineered to tackle tough metals ranging from 30–60 HRC hardness. It delivers superior drilling performance on stainless steel, high-temperature alloy steel, and bearing steel, outperforming ordinary high-speed steel bits on hard materials.
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toolant M2 HSS Step Drill Bit, 1/4"-1-3/8", Nitride Hardened Unibit
DUAL-ANGLE CUTTING POWER – Engineered with upgraded dual-angle flutes that shear through metal far more aggressively and accurately than standard straight grooves. This optimized geometry ensures faster, more stable drilling with perfectly polished, burr-free holes—feels like a hot knife through butter!
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Makita 711495-A 1/2-Inch High Speed Steel Step Bit
Drills perfectly round holes in materials such as steel, brass, plastic and wood
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Lenox Tools Step Drill Bit, 1/8 to 1/2 Inch (30881VB1)
Accurate, burr-free holes
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Klein Tools 25963 Step Drill Bit, 1/4 to 3/4-Inch, Spiral Double-Fluted, Cuts Thin Metal, Plastic, Aluminum, Wood, 1/4-Inch Hex Shank, VACO
2 SPIRAL FLUTES remove chips and help pull the bit through material for faster cutting
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Klein Tools 25961 Step Drill Bit, 7/8 to 1-1/8-Inch, Spiral Double-Fluted, Cut Thin Metal, Plastic, Aluminum, Wood, 1/4-Inch Hex Shank, VACO
2 SPIRAL FLUTES remove chips and help pull the bit through material for faster cutting
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Drill America #4 HSS Black & Gold Step Drill Bit with Quick Change Hex Shank (3/16" - 7/8" by 1/16")
Black and gold surface treated
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Klein Tools 25962 Step Drill Bit, 3/16 to 7/8-Inch, Spiral Double-Fluted, Cuts Thin Metal, Plastic, Aluminum, Wood, 1/4-Inch Hex Shank, VACO
2 SPIRAL FLUTES remove chips and help pull the bit through material for faster cutting
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Lenox 3/16 in. to 1/2 in. Vari-Bit Vb-4 6 Sizes
Accurate, burr-free holes
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We have found a total of 129 step drill bits deals at amazon, Acme Tools, Zoro, and other shops for you. The most popular brands include: IRWIN, Lenox, and KLEIN TOOLS. Today's offer is Greenlee DTAPKIT Drill/Tap Kit for Metal, One-Step Drilling, Tapping, and Deburring/Countersinking Set with Quick Change Adaptor, 6-32 to 1/4-20 with 27% discount. The lowest price we found in our offers is $ 18.85 . The highest price in our price comparison is $ 325.99 . Currently, we have selected 16 reliable shops for you to buy step drill bits affordably.