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Irwin® 15101ZR Self-Starting 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

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Irwin® 15101ZR Self-Starting 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

Stellar Part #

UNIBI 15101ZR

MFG Part #

15101ZR

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Irwin® 15102ZR Self-Starting Step Drill Bit, 3/16 in Dia Min Hole, 1/2 in Dia Max Hole, 6 Steps, HSS, 6 Hole Sizes, 1/4 in Shank

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Irwin® 15102ZR Self-Starting Step Drill Bit, 3/16 in Dia Min Hole, 1/2 in Dia Max Hole, 6 Steps, HSS, 6 Hole Sizes, 1/4 in Shank

Stellar Part #

UNIBI 15102ZR

MFG Part #

15102ZR

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Irwin® 15103ZR Self-Starting 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

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Irwin® 15103ZR Self-Starting 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

Stellar Part #

UNIBI 15103ZR

MFG Part #

15103ZR

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Irwin® Unibit® 10220 Hole Enlarging Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, 8 Hole Sizes, 7/16 in Shank

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Irwin® Unibit® 10220 Hole Enlarging Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, 8 Hole Sizes, 7/16 in Shank

Stellar Part #

UNIBI 10220

MFG Part #

10220

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Irwin® Unibit® 10220CB Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, M35 HSS-Co 5, 8 Hole Sizes, 7/16 in Shank

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Irwin® Unibit® 10220CB Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, M35 HSS-Co 5, 8 Hole Sizes, 7/16 in Shank

Stellar Part #

UNIBI 10220CB

MFG Part #

10220CB

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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

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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

Stellar Part #

UNIBI 10221

MFG Part #

10221

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Irwin® UNIBIT® 10231 Self-Starting Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, High Speed Steel, 1 Hole Size, 1/4 in Shank

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Irwin® UNIBIT® 10231 Self-Starting Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, High Speed Steel, 1 Hole Size, 1/4 in Shank

Stellar Part #

UNIBI 10231

MFG Part #

10231

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Irwin® Unibit® 10231CB Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, M35 HSS-Co 5, 13 Hole Sizes, 1/4 in Shank

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Irwin® Unibit® 10231CB Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, M35 HSS-Co 5, 13 Hole Sizes, 1/4 in Shank

Stellar Part #

UNIBI 10231CB

MFG Part #

10231CB

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Irwin® 15101ZR Self-Starting 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

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Irwin® 15101ZR Self-Starting 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

Stellar Part #

UNIBI 15101ZR

MFG Part #

15101ZR

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UOM

Irwin® 15102ZR Self-Starting Step Drill Bit, 3/16 in Dia Min Hole, 1/2 in Dia Max Hole, 6 Steps, HSS, 6 Hole Sizes, 1/4 in Shank

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Irwin® 15102ZR Self-Starting Step Drill Bit, 3/16 in Dia Min Hole, 1/2 in Dia Max Hole, 6 Steps, HSS, 6 Hole Sizes, 1/4 in Shank

Stellar Part #

UNIBI 15102ZR

MFG Part #

15102ZR

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Irwin® 15103ZR Self-Starting 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

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Irwin® 15103ZR Self-Starting 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

Stellar Part #

UNIBI 15103ZR

MFG Part #

15103ZR

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UOM

Irwin® Unibit® 10220 Hole Enlarging Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, 8 Hole Sizes, 7/16 in Shank

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Irwin® Unibit® 10220 Hole Enlarging Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, 8 Hole Sizes, 7/16 in Shank

Stellar Part #

UNIBI 10220

MFG Part #

10220

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Irwin® Unibit® 10220CB Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, M35 HSS-Co 5, 8 Hole Sizes, 7/16 in Shank

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Irwin® Unibit® 10220CB Step Drill Bit, 9/16 in Dia Min Hole, 1 in Dia Max Hole, 8 Steps, M35 HSS-Co 5, 8 Hole Sizes, 7/16 in Shank

Stellar Part #

UNIBI 10220CB

MFG Part #

10220CB

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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

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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

Stellar Part #

UNIBI 10221

MFG Part #

10221

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Irwin® UNIBIT® 10231 Self-Starting Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, High Speed Steel, 1 Hole Size, 1/4 in Shank

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Irwin® UNIBIT® 10231 Self-Starting Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, High Speed Steel, 1 Hole Size, 1/4 in Shank

Stellar Part #

UNIBI 10231

MFG Part #

10231

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UOM

Irwin® Unibit® 10231CB Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, M35 HSS-Co 5, 13 Hole Sizes, 1/4 in Shank

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Irwin® Unibit® 10231CB Step Drill Bit, 1/8 in Dia Min Hole, 1/2 in Dia Max Hole, 13 Steps, M35 HSS-Co 5, 13 Hole Sizes, 1/4 in Shank

Stellar Part #

UNIBI 10231CB

MFG Part #

10231CB

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