Bit is constructed of 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 & 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- 1" Twist Length- 3" Overall Length- 6"

(1) Irwin 91164 1" Black Oxide 118¡-S&D, F, Bulk