HHIP 2007-0040 40 Piece HSS Straight-Shank Counterbore Set, 1/4-1 Inch

40 Piece 1/4-1" High Sped Steel Straight Shank Counterbore Set ~ Straight shank. ~ Interchangeable pilots. ~ 13 counterbores including 1/4"-1 X 16ths. ~ Supplied in a fitted case. ~ 26 pilots. ~ 3/32" shank X 1/8, 5/32, 3/16 & 1/4". ~ 5/32" shank X 3/16, 7/32, 1/4, 9/32 & 5/16". ~ 3/16" shank X 1/4, 5/16, 3/8, 7/16 & 1/2". ~ 1/4" shank X 5/16, 3/8, 7/16, 1/2, 9/16 & 5/8". ~ 5/16" shank X 3/8, 7/16, 1/2, 9/16, 5/8 & 3/4".