IRWIN Silver and Deming High Speed Steel Fractional Bit is constructed of M-7 high speed steel for high resistance to abrasion during tough drilling applications. All Silver & Deming bits are 6" long and feature a 1/2" reduced shank that fits all 1/2" drills. Heavy-duty metal drilling, automotive, body shop, metal fabrication.
Three-flatted shank design provides better chuck grip and reduces slippage
Ideal for use in keyless chucks
Standard 118 degree point for use in wood, metal, and plastic