Industrial Supplies
- Irwin Cobalt High-Speed Steel Drill Bit, 1/2 (IRW63132)
- 8% Cobalt for higher heat and abrasion resistance.
- Heavy-duty web construction for strength and durability.
- 135º split point begins drilling immediately, minimizing bit "walk".
More Details - Irwin High-Speed Steel Countersink, 1/2 (IRW12411)
- Milled and precision ground to 82º.
- Can be used on most machinable materials, including iron, steel, soft metals, plastic or wood.
More Details - Irwin Unibit Fractional Step Drill Bit, 1/2in (UBT10310)
- 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.
More Details - Irwin Standard-Length Speedbor Flat Bit, 1/2 (SDR88808)
- 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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