- For drilling large diameter holes in wood for pipe, conduit and other applications
- Replaceable coarse screw point drills quickly in dry, wet, and gummy wood
- All bits have a 7/16 In. hex quick change impact shank that fits 1/2 In. or larger electric drills or 7/16 In. hex impact wrench drills
- Precision milled shank eliminates run out and wobble
![Irwin® Self-feed Wood Bits, 1 1/2" x 5", #IR-3046008 (1/Pkg) Irwin® Self-feed Wood Bits, 1 1/2" x 5", #IR-3046008 (1/Pkg)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/259424/447391/3046008__36076.1668459708.jpg?c=2)