Irwin 67523 Jobber Drill Bit, 23/64 in Dia, 4-7/8 in OAL, Spiral Flute, 1-Flute, 23/64 in Dia Shank, Cylinder Shank

High-speed steel with black oxide treatment that reduces friction between bit and workpiece. Split point starts on contact in metal, wood and plastic; eliminates walking or skating when drilling into metal; 135 deg split point on all bits above 1/8 in ; jobber length.

• Bit is constructed of M-2 high-speed steel for the excellent combination of strength, heat resistance and wear resistance
• Bit is constructed of M-2 high-speed steel for the excellent combination of strength, heat resistance and wear resistance
• Black oxide coating resists corrosion
• 135 deg split point ensures a true start and eliminates bit walking