Minimum Size : 1/8 In. Maximum Size : 1/2 In. Step Range : 1/32 In. Number of Holes : 13 Steps Shank Diameter : 1/4 In. 3-Flat Material : High Speed Steel, Black Oxide Individual/Set : Individual
Minimum Size : 1/4 In. Maximum Size : 1/2 In. Number of Holes : 6 Steps Shank Diameter : 1/4 In. Hex Material : Metal under 1/8 In., Plastic, Steel Individual/Set : Individual