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Step Drill Bit

Power Tools & Accessories - Drilling Accessories - Step Drill Bit

10220 Irwin Unibit Step Drill Bit Set,8 Hole S (9/16''-1''),Shank1/2",1/8'' Increments

IRW10220
$48.19

Irwin Unibit Step Drill Bit Set, Size: 8 Hole sizes (9/16''-1''), Style: 1/8'' Increments, Material: Steel, Type: Unibit high-speed hole enlarging, Shank Size: 1/2"

10231 Irwin Unibit Step Drill Bit Set,13 Hole S (1/8"-1/2"),1/8''

IRW10231
$27.29

Irwin Unibit Step Drill Bit Set, Size: 13 Hole Sizes (1/8"-1/2"), Style: 1/8'' Increments, Material: Steel, Type: Unibit high-speed self-starting, Shank Size: 1/4"

10232 Irwin Unibit Step Drill Bit Set,6 Hole S (3/16"-1/2"),3/8"

IRW10232
$25.09

Irwin Unibit Step Drill Bit Set, Size: 6 Hole Sizes (3/16"-1/2"), Style: 3/8" Increments, Material: Steel, Type: Unibit high-speed self-starting, Shank Size: 1/4"

10233 Irwin Unibit Step Drill Bit Set,9 Hole S (1/4"-3/4"),1/8'',Shank3/8"

IRW10233
$49.17

Irwin Unibit Step Drill Bit Set, Size: 9 Hole Sizes (1/4"-3/4"), Style: 1/8'' Increments, Material: Steel, Type: Unibit high-speed self-starting, Shank Size: 3/8"

10310 Irwin Step Drill Bit,10-1/2" standard,1 Hole

IRW10310
$24.47

Irwin Step Drill Bit, Size: 10-1/2" standard, Number of holes: 1

10311ZR Irwin Step Drill Bit,11-7/8",1 Hole

IRW10311ZR
$50.46

Irwin Step Drill Bit, Size: 11-7/8", Number of holes: 1

10313ZR Irwin Step Drill Bit,#13 UNIBIT Step Drill,1-1/8",1 Hole

IRW10313ZR
$65.01

Irwin Step Drill Bit, Type: #13 UNIBIT Step Drill, Size: 1-1/8", Number of holes: 1

15101ZR Irwin Step Drill Bit,1T 13 Hole S (1/8"-1/2 ),1/32" Increments

IRW15101ZR
$33.61

Irwin Step Drill Bit, Type: 1T 13 Hole Sizes (1/8"-1/2 ), Size: 1/32" Increments

15102ZR Irwin Step Drill Bit,2T 6 Hole S (3/16"-1/2"),1 /16" Increments

IRW15102ZR
$33.61

Irwin Step Drill Bit, Type: 2T 6 Hole Sizes (3/16"-1/2"), Size: 1 /16" Increments

15103ZR Irwin Step Drill Bit,3T 9 Hole S (1/4"-3/4" ),1/16" Increments

IRW15103ZR
$60.64

Irwin Step Drill Bit, Type: 3T 9 Hole Sizes (1/4"-3/4" ), Size: 1/16" Increments

15104 Irwin Step Drill Bit,3/16" minimum DIA,7/8" maximum DIA

IRW15104
$71.64

Irwin Step Drill Bit, Size: 3/16" minimum diameter, 7/8" maximum diameter, 1/16" incremetal diameter, 3/8" shank, 1/6" Increments, Number of holes: 12, Material: Titanium nitride coated coating, Brand: UNIBIT, Max material thickness: 1/8"

10234 Irwin Unibit Step Drill Bit Set,12 Hole S (3/16"-7/8"),1/8'',Shank3/8"

IRW10234
$49.90

Irwin Unibit Step Drill Bit Set, Size: 12 Hole Sizes (3/16"-7/8"), Style: 1/8'' Increments, Material: Steel, Type: Unibit high-speed self-starting, Shank Size: 3/8"