HHIP 2007-0021 21 Piece HSS Interchangeable Pilot Counterbore Set
21 Piece High Speed Steel Interchangeable Pilot Counterbore Set ~ Supplied in a fitted case. ~ 14 pilots with a 5/32" shank including 0.187, 0.204, 0.213, 0.229, 1/4, 17/64, 9/32, 5/16, 21/64, 11/32, 3/8, 25/64, 13/32 and 7/16. ~ 6 counterbores including 5/16, 3/8, 7/16, 1/2, 9/16 and 5/8. ~ 1 Holder with a 3/8" shank. ~ Straight shank.