Compare Quick view Diablo DHS4BITCB 4" Cobalt Pilot Drill Bit Diablo MSRP: Now: $10.45 Was: Diablo DHS4BITCB 4" Cobalt Pilot Drill Bit Diablos high performance Pilot Bit delivers faster cutting performance and increased productivity and is designed to fit all snap-lock plus mandrels for... MSRP: Now: $10.45 Was: Compare Quick view Qty in Cart: 0 Price: MSRP: Now: $10.45 Was: Subtotal: