Precision shear bits bore smooth, flat-bottomed holes. Serrated design produces a unique butting edge for less splintering and chipping. Hardened steel for longer life. Ultra sharp spur insures accurate hole and resists walking on material. 3-1/2" length. 3/8" shank. Includes: 1/4", 1/2", 3/4", and 1" bits.

No. PB-104: Pieces In Set: 4 pcs