- Single-flute cutting edge for greater control through steps
- Hex shank prevents slipping in drill chuck
- Also available with (TiN) coating for longer life
- New SpeedPoint tip penetrates faster than previous Unibits and prevents walking
- Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
Drill Bit
Irwin 10231 High Speed Steel Fractional Self-Starting #1 Hole Sizes 1/8-in. – 1/2-in.
Original price was: $22.99.$6.90Current price is: $6.90.





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