Step Drill Bits: 1/2" to 1" Hole Dia, Cobalt, 3 Hole Sizes 2" Step Length, 2-15/16" OAL, Round with

Step Drill Bits: 1/2" to 1" Hole Dia, Cobalt, 3 Hole Sizes 2" Step Length, 2-15/16" OAL, Round with Flats Holemaking Drilling & Drill Bits Metalworking & Multipurpose Drill Bits UPC=00783310057925