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
PET1
MFG #: 10231/1
$21.49
/ EACH
- Cutting Edge Material: HSS
- Drill Diameter Measurement System: Imperial
- Finish: Bright
- Letter/Wire Size: #1
- Material: HSS
- Maximum Hole Diameter: 1/2 in
- Minimum Hole Diameter: 1/8 in
- Number of Flutes: 1
- Number of Hole Sizes: 13
- Number of Steps: 13
- Point Type: Self-Starting SpeedPoint®
- Shank Size: 1/4 in
- Shank Type: Hex
- Step Depth: 1/32 in
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, Bright, Applicable Materials: Aluminum, Brass, Copper, Laminates, Plastic and Stainless Steel
- Application
- Item Features
For drilling holes in thin materials such as mild steel, copper, brass, aluminum, plexiglass, wood and laminates
- High speed steel fractional
- Single-fluted cutting edge for greater control and rounder holes
- 3-flatted shank won't slip in chuck
- SpeedPoint® tip for fast starting
- Laser marked sizes won't wear off with use