Irwin 10502CB Unibit Step Drill Bit Cobalt Set 3 pc
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Unibit Step Drill Bit Set, 3 Piece, Includes # 1, 2 and 3 Cobalt Bits Irwin's Unibit SpeedPoint combines the most desired features of a Step Drill, speed and control and as many as 13 different sizes onto one single-fluted step drill bit. Irwin Industrial Tools 10502CB 502 Set (10231, 10232, 10233), 3-Piece
- Single-flute cutting edge for greater control through steps
- 3 Flatted shank prevents slipping in drill chuck
- Non-skid self-starting tip eliminates skidding and the need for center punching.
- Laser marked sizes
- 3-flatted shank