3x cutting edges extends bit life. Use for drilling large dia. holes in wood for pipe, conduit and more. Replaceable coarse screw point drills quickly in dry, wet and gummy wood.
- Precision-milled shank eliminates runout and wobble
- 7/16" quick-change hex impact shank (fits 1/2" or larger electric drills or hex impact wrench drills, 7/16")
- Resharpenable edges
- 5" overall length
1" hole diameter.