Industrial Supplies

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Irwin Unibit Fractional Step Drill Bit, 1-1/8in (UBT10313)
- New SpeedPoint™ tip provides 6X faster initial penetration time than before, and eliminates the need for center punching.
- Single-fluted cutting edge assures true round holes, and allows greater control with less vibration.
- Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, Plexiglas, wood, and laminates.
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Irwin Standard-Length Speedbor Flat Bit, 1-1/8 (SDR88818)
- Patented micro-groove cutting edge and spurs produce a smoother hole finish.
- Double spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibration.
- All bits have a 1/4" hex shank that fits all drills and 1/4" quick change adapters.
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