#47 Nitro Heavy Duty Jobber Drill Bits 12 pack 5/16-24 x 1 1/2" DRIVE SAE SOCKET 6

1/2" DRIVE SAE SOCKET 6 pack - 1 1/16" STANDARD 12 Point Item # S23234

#7 Aircraft Extension Drill Bit 12" Length Cobalt - Pack of 6

Part # 440N522

Part # NAS1352C088

Part # MS16555-613

#47 Nitro Heavy Duty Jobber Drill Bits 12 pack 5/16-24 x 1 1/2" DRIVE SAE SOCKET 6Need a large quantity? Request bulk pricing here. #47 Nitro Heavy Duty Jobber Drills, High Speed Steel 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