High speed steel with split point that keeps the drill from skating on hard materials and eliminates the need for a center punch. All 3/16" and larger have 3 flats on the shank so that the chuck gets a better grip on the bit.
High speed steel with split point that keeps the drill from skating on hard materials and eliminates the need for a center punch. All 3/16" and larger have 3 flats on the shank so that the chuck gets a better grip on the bit.