- 1/4-Inch hex shank works in all Lock-n-Load quick-change extensions as well as all drill chucks
- 135-Degree split-point tip starts drilling immediately and eliminates walking
- Manufactured with premium high speed steel with black oxide coating for corrosion resistance
![Irwin® 5/64" Hex Shank Drill Bit, Black Oxide, #IR-4935633 (5/Pkg) Irwin® 5/64" Hex Shank Drill Bit, Black Oxide, #IR-4935633 (5/Pkg)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/312379/448094/4935632__83211.1668697672.jpg?c=2)