IRWIN 67509 Jobber Drill Bit, Spiral Flute, 1-3/4 in L Flute, Cylinder
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.
IRWIN 67521 Jobber Drill Bit, Spiral Flute, 3-5/16 in L Flute, Cylinder
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.
IRWIN 60518 Jobber Drill Bit, Spiral Flute, 1-1/2 in L Flute, Straight
High-speed steel bits used for general-purpose drilling in wood, metal and plastic. Jobber length.
IRWIN 60522 Jobber Drill Bit, Spiral Flute, 1-11/16 in L Flute, Straight
High-speed steel bits used for general-purpose drilling in wood, metal and plastic. Jobber length.