Straight, Double Fluted Step Drill Bits from Klein Tools provide cleaner cutting and drilling. The aluminum titanium coating is 10 times more durable than steamed black oxide for longer bit life. 3/8-Inch hex shank is durable, and has a firm, positive grip. Laser-etched markings provide quick size identification on primary holes. This step bit has 12-hole sizes from 3/16-Inch to 7/8-Inch (4.8 to 22.2 mm).
- Step bits are coated with aluminum titanium nitride and are 10 times more durable than steamed black oxide coating for longer bit life.
- Double, straight flute removes chips for clean cuts and drilling.
- Durable, 3/8-Inch hex shank provides a firm, positive grip and won’t spin out in the drill.
- Laser markings are easy to read for quick size identification.
- Fast-starting, non-walking drill tip.
- For use on steel (up to 16 gauge), wood, plastic, and aluminum.
- 3/16-Inch to 7/8-Inch (4.8 to 22.2 mm), 12-Step sizes.
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