Positive spurs cut circumference of hole first for smoother finish. Patented cutting edges stay sharper longer. Full-length heat-treated design for heavy-duty projects. Size marking stamped into every bit for fast identification. Workshop rack set includes popular bit sizes from 1/4 to 1 in. in 1-1/16 in. increments.
Features and Benefits: Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance Standard 118 degree point for use in wood, metal and plastic 3/8" reduced shank fits all 3/8" drills Includes metal caseSet includes sizes: 1/16" through 1/2" in 1/64" increments.