AIH | Irwin® | Step Drill Bits

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13 items

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Irwin®

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

PET20MFG #:10220

45 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$59.99 / EACH

QTY

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Irwin®

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

PET1MFG #:10231/1

76 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$25.49 / EACH

QTY

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Irwin®

Irwin® Unibit® 10232 Self-Starting Step Drill Bit, 3/16 in Dia Min Hole, 1/2 in Dia Max Hole, 6 Steps, 6 Hole Sizes, 1/4 in Shank

PET2MFG #:10232/2

15 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$27.49 / EACH

QTY

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Irwin®

Irwin® Unibit® 10233 Self-Starting Step Drill Bit, 1/4 in Dia Min Hole, 3/4 in Dia Max Hole, 9 Steps, 9 Hole Sizes, 3/8 in Shank

PET3MFG #:10233/3

36 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$46.99 / EACH

QTY

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Irwin®

Irwin® Unibit® 10234SM 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

PET4MFG #:10234/4

43 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$52.99 / EACH

QTY

Compare

Irwin®

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

PET5MFG #:10235/5

42 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$115.99 / EACH

QTY

Compare

Irwin®

Irwin® Unibit® 10311 Step Drill Bit, 7/8 in Dia Min Hole, 7/8 in Dia Max Hole, HSS, 1 Hole Sizes, 3/8 in Shank

PET11MFG #:10311/11

Check other locations for availability. Order exceeds stock available at our Anchorage Distribution Center.

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$46.99 / EACH

QTY

Compare

Irwin®

Irwin® Unibit® 10311ZR Step Drill Bit, 7/8 in Dia Min Hole, 7/8 in Dia Max Hole, HSS, 1 Hole Sizes, 3/8 in Shank

PET011MFG #:10311ZR

9 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$62.99 / each

QTY

Compare

Irwin®

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

PET20MFG #:10220

45 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$59.99 / EACH

QTY

Compare

Irwin®

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

PET1MFG #:10231/1

76 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$25.49 / EACH

QTY

Compare

Irwin®

Irwin® Unibit® 10232 Self-Starting Step Drill Bit, 3/16 in Dia Min Hole, 1/2 in Dia Max Hole, 6 Steps, 6 Hole Sizes, 1/4 in Shank

PET2MFG #:10232/2

15 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$27.49 / EACH

QTY

Compare

Irwin®

Irwin® Unibit® 10233 Self-Starting Step Drill Bit, 1/4 in Dia Min Hole, 3/4 in Dia Max Hole, 9 Steps, 9 Hole Sizes, 3/8 in Shank

PET3MFG #:10233/3

36 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$46.99 / EACH

QTY

Compare

Irwin®

Irwin® Unibit® 10234SM 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

PET4MFG #:10234/4

43 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$52.99 / EACH

QTY

Compare

Irwin®

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

PET5MFG #:10235/5

42 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$115.99 / EACH

QTY

Compare

Irwin®

Irwin® Unibit® 10311 Step Drill Bit, 7/8 in Dia Min Hole, 7/8 in Dia Max Hole, HSS, 1 Hole Sizes, 3/8 in Shank

PET11MFG #:10311/11

Check other locations for availability. Order exceeds stock available at our Anchorage Distribution Center.

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$46.99 / EACH

QTY

Compare

Irwin®

Irwin® Unibit® 10311ZR Step Drill Bit, 7/8 in Dia Min Hole, 7/8 in Dia Max Hole, HSS, 1 Hole Sizes, 3/8 in Shank

PET011MFG #:10311ZR

9 In Stock

Cutting Edge Material

HSS

Drill Diameter Measurement System

Imperial

Finish

Uncoated

$62.99 / each

QTY

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