Step Drill Bits
A step drill bit is a drill bit that has the tip ground down to a different diameter. The transition between ground diameter and the original diameter is either straight, to form a counterbore, or angled, to form a countersink.
Milwaukee® 48-89-9201 Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, HSS, 13 Hole Sizes, 1/4 in Shank
Milwaukee® Step Drill Bit, Imperial, #1 Letter/Wire, 1/8 in Diameter Minimum Hole, 1/2 in Diameter Maximum Hole, 13 Steps, 13 Hole, 2 Flutes, 1/4 in Shank, 3-Flat/Reduced Shank, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials: Metal and Plastic
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Milwaukee® 48-89-9204 Step Drill Bit, 3/16 in Dia Min Hole, 7/8 in Dia Max Hole, 12 Steps, HSS, 12 Hole Sizes, 3/8 in Shank
Milwaukee® Step Drill Bit, Imperial, #4 Letter/Wire, 3/16 in Diameter Minimum Hole, 7/8 in Diameter Maximum Hole, 12 Steps, 12 Hole, 2 Flutes, 3/8 in Shank, 3-Flat/Reduced Shank, HSS Cutting Edge, HSS, Oxide Treated, Applicable Materials: Metal and Plastic
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Milwaukee® 48-89-9205 Step Drill Bit, 1/4 in Dia Min Hole, 1-3/8 in Dia Max Hole, 10 Steps, HSS, 10 Hole Sizes, 3/8 in Shank
Milwaukee® Step Drill Bit, Imperial, #5 Letter/Wire, 1/4 in Diameter Minimum Hole, 1-3/8 in Diameter Maximum Hole, 10 Steps, 10 Hole, 2 Flutes, 3/8 in Shank, 3-Flat/Reduced Shank, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials: Metal and Plastic
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Milwaukee® 48-89-9209 Step Drill Bit, 7/8 in Dia Min Hole, 1-1/8 in Dia Max Hole, 2 Steps, HSS, 2 Hole Sizes, 3/8 in Shank
Milwaukee® Step Drill Bit, Imperial, #9 Letter/Wire, 7/8 in Diameter Minimum Hole, 1-1/8 in Diameter Maximum Hole, 2 Steps, 2 Hole, 2 Flutes, 3/8 in Shank, 3-Flat/Reduced Shank, HSS Cutting Edge, HSS, Oxide Treated, Applicable Materials: Metal and Plastic
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Milwaukee® 48-89-9211 Step Drill Bit, 7/8 in Dia Min Hole, 1-7/32 in Dia Max Hole, 13 Steps, HSS, 3 Hole Sizes, 3/8 in Shank
Milwaukee® Step Drill Bit, Imperial, #11 Letter/Wire, 7/8 in Diameter Minimum Hole, 1-7/32 in Diameter Maximum Hole, 13 Steps, 3 Hole, 2 Flutes, 3/8 in Shank, 3-Flat/Reduced Shank, HSS Cutting Edge, HSS, Oxide Treated, Applicable Materials: Metal and Plastic
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Klein® KTSB03 Step Drill Bit, 1/4 in Dia Min Hole, 3/4 in Dia Max Hole, Steel, 3/8 in Shank
Klein® Step Drill Bit, Imperial, #3, 1/4 in Minimum Hole Dia, 3/4 in Maximum Hole Dia, 2 Flutes, 3/8 in Shank, Hex Shank, Steel
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Irwin® Unibit® 10234 Step Drill Bit, 3/16 in Dia Min Hole, 7/8 in Dia Max Hole, 12 Steps, HSS, 12 Hole Sizes, 3/8 in Shank
Irwin® Unibit® Step Drill Bit, Imperial, #4 Letter/Wire, 3/16 in Diameter Minimum Hole, 7/8 in Diameter Maximum Hole, 3 in Overall Length, 12 Steps, 1/16 in Step Depth, 12 Hole, 1 Flutes, 3/8 in Shank, Hex Shank, Self-Starting SpeedPoint® Point, HSS Cutting Edge, HSS, Bright, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic and Stainless Steel
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Klein® 25951 Vaco Drill Bit Kit, 3/16, 7/8 in Dia Min Hole, 7/8, 1-1/8, 1-3/8 in Dia Max Hole, 17 Steps, HSS, 17 Hole Sizes, 1/4 in Shank
Klein®, 25951, Drill Bit Kit, Vaco, Imperial, 3/16, 7/8 in Diameter Minimum Hole, 7/8, 1-1/8, 1-3/8 in Diameter Maximum Hole, 8.75 in Overall Length, 17 Steps, 17 Hole, 2 Flutes, 7/8, 1-1/8, 1-3/8 in, Spiral Flute, 1/4 in Shank, Hex Shank, Split Point, HSS, TiN
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Irwin® Unibit® 10310 Self-Starting Step Drill Bit, 1/2 in Dia Min Hole, 1/2 in Dia Max Hole, 1 Steps, 1 Hole Sizes, 1/4 in Shank
Irwin® Unibit®, 10310, Step Drill Bit, Self-Starting, Imperial, #10 Letter/Wire, 1/2 in Diameter Minimum Hole, 1/2 in Diameter Maximum Hole, 1 Steps, 1 Hole, 1 Flutes, 1/4 in Shank, Hex Shank, Self-Starting SpeedPoint®, HSS Cutting Edge, Uncoated, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic and Stainless Steel
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Drillco 890A001 8900 Multi-Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, HSS, 13 Hole Sizes, 1/4 in Shank
Drillco Multi-Step Drill Bit, Series: 8900, Imperial, 1/8 in Diameter Minimum Hole, 1/2 in Diameter Maximum Hole, 13 Steps, 1/32 in Step Depth, 13 Hole, 1/4 in Shank, Straight Shank, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Sheet Metal
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Drillco 890A003 8900 Multi-Step Drill Bit, 1/4 in Dia Min Hole, 3/4 in Dia Max Hole, 9 Steps, HSS, 9 Hole Sizes, 3/8 in Shank
Drillco Multi-Step Drill Bit, Series: 8900, Imperial, 1/4 in Diameter Minimum Hole, 3/4 in Diameter Maximum Hole, 9 Steps, 1/16 in Step Depth, 9 Hole, 3/8 in Shank, Straight Shank, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Sheet Metal
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Drillco 890A005 8900 Multi-Step Drill Bit, 1/4 in Dia Min Hole, 1-3/8 in Dia Max Hole, 10 Steps, HSS, 10 Hole Sizes, 1/2 in Shank
Drillco Multi-Step Drill Bit, Series: 8900, Imperial, 1/4 in Diameter Minimum Hole, 1-3/8 in Diameter Maximum Hole, 10 Steps, 1/16 in Step Depth, 10 Hole, 1/2 in Shank, Straight Shank, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Sheet Metal
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Greenlee® Kwik Stepper® 30008 Multi-Hole Step Bit, 1/2 in Dia Min Hole, 1-1/8 in Dia Max Hole, 3 Steps, Steel, 3 Hole Sizes, 3/8 in Shank
Greenlee® Kwik Stepper® Step Bit, Multi-Hole, Imperial, #8 Letter/Wire, 1/2 in Diameter Minimum Hole, 1-1/8 in Diameter Maximum Hole, 2-15/16 in Overall Length, 3/8 in Cutting Depth, 3 Steps, 3 Hole, 2 Flutes, 3/8 in Shank, Split Point, Steel, Oxide Treated, Applicable Materials: Aluminum, Brass, Copper, Laminates, Mild Steel, Plastic and Wood
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Irwin® Unibit® 10221 Hole Enlarging Step Drill Bit, 13/16 in Dia Min Hole, 1-3/8 in Dia Max Hole, 10 Steps, 10 Hole Sizes, 7/16 in Shank
Irwin® Unibit®, 10221, Hole Enlarging Step Drill Bit, Imperial, #21 Letter/Wire, 13/16 in Diameter Minimum Hole, 1-3/8 in Diameter Maximum Hole, 2-11/16 in Overall Length, 10 Steps, 1/8 in Step Depth, 10 Hole, 1 Flutes, 10, 7/16 in Shank, 3-Flat Shank, SpeedPoint®, HSS Cutting Edge, Uncoated, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic and Stainless Steel
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Irwin® Unibit® 10231 Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, HSS, 13 Hole Sizes, 1/4 in Shank
Irwin® Unibit® Step Drill Bit, Imperial, #1 Letter/Wire, 1/8 in Minimum Hole Dia, 1/2 in Maximum Hole Dia, 13 Steps, 1/32 in Step Depth, 13 Hole Sizes, 1 Flutes, 1/4 in Shank, Hex Shank, Self-Starting SpeedPoint® Point, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic and Stainless Steel
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Irwin® Unibit® 10235 Step Drill Bit, 1/4 in Dia Min Hole, 1-3/8 in Dia Max Hole, 10 Steps, HSS, 10 Hole Sizes, 7/16 in Shank
Irwin® Unibit® Step Drill Bit, Imperial, #5 Letter/Wire, 1/4 in Diameter Minimum Hole, 1-3/8 in Diameter Maximum Hole, 10 Steps, 1/8 in Step Depth, 10 Hole, 1 Flutes, 7/16 in Shank, Hex Shank, Self-Starting SpeedPoint® Point, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic and Stainless Steel
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Klein® KTSB01 Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, Steel, 13 Hole Sizes, 3/8 in Shank
Klein® Step Drill Bit, Imperial, #1, 1/8 in Minimum Hole Dia, 1/2 in Maximum Hole Dia, 4.77 in Overall Length, 1/32 in Step Depth, 13 Hole Sizes, 2 Flutes, 3/8 in Shank, Hex Shank, Steel
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Lenox® 30912VB12 Step Drill Bit, 7/8 in Dia Min Hole, 1-3/8 in Dia Max Hole, 5 Steps, HSS, 5 Hole Sizes, 3/8 in Shank
Lenox® Step Drill Bit, Imperial, 7/8 in Diameter Minimum Hole, 1-3/8 in Diameter Maximum Hole, 3 in Overall Length, 5 Steps, 1/4 in Step Depth, 5 Hole, 2 Flutes, 3/8 in Shank, 3-Flat Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Oxide Treated, Applicable Materials: Most Metals and Stainless Steel
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