34290 Type 150-M Metric Jobber Length 135Â degree Split Point M42 Cobalt NAS 907J Drill Bit (5 pack) 2.1875" OD 594" -40°F-212°F 200 psi R38

594" -40°F-212°F 200 psi R38 3/8"

depending upon the diametrical pitch

Available with a Plastic or Metal Bowl (depending upon pressure and chemical requirements)

Reducer Material: Stainless Steel

This means that the brass insert is a permanent part of the strain relief

34290 Type 150-M Metric Jobber Length 135Â degree Split Point M42 Cobalt NAS 907J Drill Bit (5 pack) 2.1875" OD 594" -40°F-212°F 200 psi R38Manufactured from M42 HSS containing 8% cobalt which increases high hot hardness. Cobalt drills require rigidly held positive feed drilling equipment. Manufactured to NAS 907J specifications. Click Here for product catalog Proudly Manufactured in the U. S. A