5/16 Nitro Heavy Duty Jobber Drill Bits 6 pack B1/2-20 x 3/4 Part # MS51959-74

Part # MS51959-74

Part # MS51958-64

Part # BH038C063N

DRIVE EXTENSION BAR 6 pack - 3/8" Drive 6" Item # S43102

Military Split Lock Washer CAD II per QQ-P-416 Type 2 Class 11 - Pack of 1000

5/16 Nitro Heavy Duty Jobber Drill Bits 6 pack B1/2-20 x 3/4 Part # MS51959-74Need a large quantity? Request bulk pricing here. 5 16 Nitro Heavy Duty Jobber Drills Pack of 6 Manufactured from a premium grade of M 7N molybdenum high speed steel. The Nitro Heavy Duty 135 degree Split Point drill with a Nitride surface treatment that give a hard protective layer to the drill (increases hardness without increasing brittleness) which is measurably harder than high speed steel. Body and clearance are gold and black surface treated