Lenox® Vari-Bit® 30882 Step Drill Bit, 1/2 in Dia Min Hole, 1 in Dia Max Hole, 9 Steps, 9 Hole Sizes
Lenox® Vari-Bit® Step Drill Bit, 1/2 in Minimum Hole Dia, 1 in Maximum Hole Dia, 3 in Overall Length, 9 Steps, 1/16 in Step Depth, 9 Hole Sizes, 2 Flutes, 3/8 in Shank, Round with 3-Flat Shank, 135 deg Point, Split Point, Right Hand Cutting, HSS Cutting Edge, HSS, Steam Oxide