Step Bit, 1/4" Hex Shank, 3/16" - 7/8" Quick Release

The Dual Spiral Flutes on these Step Drill Bits help pull the step bit through the material for faster cutting. The aluminum titanium coating is 10 times more durable than steamed black oxide for longer bit life. Impact rated, the 1/4-Inch hex shank provides a firm, positive grip and allows quick and convenient usage with an impact driver and a drill. Twelve hole sizes with laser marking for easy identification. Step bits are coated with aluminum titanium nitride and are 10 times more durable than steamed black oxide coating for longer bit lifeImpact rated shaft allows for use with impact drivers and standard drillsDouble spiral flute removes chips for faster cuts and drillingLaser markings are easy to read for quick size identification of 12 hole sizesFast-starting, non-walking drill tipQuick-release, 1/4-Inch hex shank provides a firm, positive grip and won't spin out in the drillFor use on steel (up to 16 gauge), wood, plastic, and aluminum