29281 Type 130-D 1/2" Reduced Shank Silver & Deming Super High-Speed M42 Cobalt 135Â degree Split Point Drill Bit 3/8" NPT Swivel All internal passages are in-line

All internal passages are in-line and larger than the neighboring piping to ensure that maximum flow is present

All assemblies (except 3/4" units) are equipped with a spring guard to prevent kinking at the fitting

and most come with a selection of bore diameters

oil-impregnated

29281 Type 130-D 1/2" Reduced Shank Silver & Deming Super High-Speed M42 Cobalt 135Â degree Split Point Drill Bit 3/8" NPT Swivel All internal passages are in-lineHeavy duty 135 degree split point with gold finish for use in drilling hard tough metals, free machining stainless steel, high temperature alloys, titanium and certain plastics. High red hot hardness of cobalt steel permits speeds 30% higher than regular high speed steel drills. Cobalt drills require rigidly held, positive feed drilling equipment. Click Here for product catalog Proudly Manufactured in the U. S. A