- Made of shock-resistant and heat treated S2 steel for maximum strength and hardness
- Unique parabolic screw tp pulls the bit through material quickly and effortlessly
- Ideal for maintenance and repair work: can be sharpened when needed
- Fast, easy drilling
- Longer life
![Lenox Bi-Metal Self-Feed Wood Drill Bits, 1" #1787511 Lenox Bi-Metal Self-Feed Wood Drill Bits, 1" #1787511](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/139058/183823/SelfFeedWoodBits__61214.1445460076.jpg?c=2)