Irwin Cobalt Alloy High Speed Steel Fractional Straight Shank Jobber Length Drill Bits 1/2-Inch Size:1/2" Ball and roller bearing construction

Ball and roller bearing construction

Guards Against UV Damage

"frozen" tub drains

This tabletop camera allows you to monitor your home or office from anywhere on your mobile device

Irwin Cobalt Alloy High Speed Steel Fractional Straight Shank Jobber Length Drill Bits 1/2-Inch Size:1/2" Ball and roller bearing constructionConstructed 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