1/4 Nitro Heavy Duty Jobber Drill Bits 12 pack 5/16-18 x 3/8 1/4" DRIVE SAE SOCKET 6

1/4" DRIVE SAE SOCKET 6 pack - 5/16" STANDARD 6 Point Item # S15010

Part # MS90725-188

Part #353037087SS-1000

This serves to distribute the pressure of the nut over the part being secured

1/4 Nitro Heavy Duty Jobber Drill Bits 12 pack 5/16-18 x 3/8 1/4" DRIVE SAE SOCKET 6Need a large quantity? Request bulk pricing here. 1 4 Nitro Heavy Duty Jobber Drills Pack of 12 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