Irwin 91134 Silver and Deming Drill Bit, 17/32 in Dia, 6 in OAL, Spiral Flute, 1/2 in Dia Shank, Flat, Reduced Shank paint--07-13-26 Use on asphalt roofs

Use on asphalt roofs

Patented tip and flute design removes dust more efficiently

saving you valuable time and effort

durable protective finish

Irwin 91134 Silver and Deming Drill Bit, 17/32 in Dia, 6 in OAL, Spiral Flute, 1/2 in Dia Shank, Flat, Reduced Shank paint--07-13-26 Use on asphalt roofsM7 HSS for strength, heat resistance and wear resistance when drilling in wood, metal or plastic. Can be used with keyless chuck. Three flatted shank design provides better chuck grip and reduces slippage. All silver and deming bits are 6 in long and feature a 1 2 in reduced shank that fits all 1 2 in drills. Bit is constructed of M7 HSS for high resistance to abrasion during tough drilling applications Three flatted shank design provides better chuck