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Irwin® Unibit® 10231 Uncoated High Speed Steel Self Starting Step Drill Bit, 1/8 - 1/2 in, 1-Flute, 3-1/8 in L
Step Drill Bits
269916
MFG #: 10231
Requires Quote
Irwin® Unibit® Self Starting Step Drill Bit, 13 Drill Stages, 1/8 in Minimum Drill Diameter, 1/2 in Maximum Drill Diameter, Overall Length: 3-1/8 in, 1 Flutes, 1/4 in Shank Diameter, Speed Point, High Speed Steel, Uncoated, 1/32 in THK Step, Measuring System: Fractional
- Features
- Single flute cutting edge for greater control through steps
- Hex shank prevents slipping in drill chuck
- New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
- Applications: For drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates up to 1/8 in THK