Irwin Unibit Step Drill Bit 1/8-1/2 UNIBIT

Single concave flute design creates perfectly round holes in thin materials including steel brass copper and aluminum. Constructed of industrial grade high speed molybdenum steel. SpeedPoint tip for fast starts. No. 10231: 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. Hex Material: High Speed Steel Individual/Set: Individual Pkg Qty: 1 Package Type: Clamshell No. 10232: Minimum Size: 3/16 In. Maximum Size: 1/2 In. Step Range: 1/16 In. Number of Holes: 6 Steps Shank Diameter: 1/4 In. Hex Material: High Speed Steel Individual/Set: Individual Pkg Qty: 1 Package Type: Clamshell No. 10233: Minimum Size: 1/4 In. Maximum Size: 3/4 In. Step Range: 1/16 In. Number of Holes: 9 Steps Shank Diameter: 3/8 In. Hex Material: High Speed Steel Individual/Set: Individual Pkg Qty: 1 Package Type: Clamshell No. 10234: Minimum Size: 3/16 In. Maximum Size: 7/8 In. Step Range: 1/16 In. Number of Holes: 12 Steps Shank Diameter: 3/8 In. Hex Material: High Speed Steel Individual/Set: Individual Pkg Qty: 1 Package Type: Clamshell No. 10239: Minimum Size: 7/8 In. Maximum Size: 1-1/8 In. Step Range: 1/4 In. Number of Holes: 2 Steps Shank Diameter: 7/16 In. Hex Material: High Speed Steel Individual/Set: Individual Pkg Qty: 1 Package Type: Clamshell

Irwin
Model No 10231
UPC 038548101019

United States

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov