Irwin Tools 63128 7/16" Cobalt Alloy HSS Fractional Straight Shank Jobber Length Drill Bit 45 Foot 41-piece MS/Fractional Tap and Die

41-piece MS/Fractional Tap and Die set for threading operations

Designed for on-car operation

Use with 7 angle grinder and resin fiber discs for grinding or polishing metal or wood stock removal

Manufacturer Part Number: W9102

Air is applied through one end of the adapter to show the presence of leaks within the system

Irwin Tools 63128 7/16" Cobalt Alloy HSS Fractional Straight Shank Jobber Length Drill Bit 45 Foot 41-piece MS/Fractional Tap and Die7 16" Cobalt Alloy HSS Fractional Straight Shank Jobber Length Drill Bit Features Constructed of M 35 5 percent cobalt alloy high speed steel for super abrasive resistance in tough metals Heavy duty spiral flute design produces faster chip ejection Shorter cutting lips reduce torque for drilling in high tensile strength materials. 135 degree split point reduces feed pressure for easier penetration without work hardening Specifications Size: 7 16"