Bit Set, 1-3/8\
- INSIDE CUTTING PLANE – Produces clean smooth holes..
- HEAT TREATED ALLOY – Maximum durability and wear resistance..
- RESHARPENABLE – Longer bit life-Less time and money buying a new bit. REPLACEABLE FEED SCREW – Effortlessly pulls bit through material. Standard Equipment: Self-feed Bits: 1-1/2.