Irwin® 91136 Silver & Deming HSS Fractional 1/2" Reduced Shank Drill Bit, 9/16" GiftsForSeason Steam boost: 150 g

Steam boost: 150 g

& oxidation

Mix with all purpose gravel and sand to make concrete mix

It's a complete system that lets you clean

Bulb Count: 70

Irwin® 91136 Silver & Deming HSS Fractional 1/2" Reduced Shank Drill Bit, 9/16" GiftsForSeason Steam boost: 150 gIrwin Silver and Deming High Speed Steel Fractional Drill Bit is made from M 7 high speed steel for high resistance to abrasion during tough drilling applications. Three flatted shank design provides better chuck grip and reduces slippage. Ideal for use in keyless chucks. All Silver and Deming bits are 6" long and feature a 1 2" reduced shank that fits all 1 2" drills. Standard 118 degree point for use in wood, metal, and plastic. Size: 9 16" Twist