#57 Nitro Heavy Duty Jobber Drill Bits 12 pack B5/8-11 x 2 3/4 Part #910AZT100SQ051BA

Part #910AZT100SQ051BA

POLISHED FACE

J Nitro Heavy Duty Jobber Drills - Pack of 12

Part # NAS1351N316

#57 Nitro Heavy Duty Jobber Drill Bits 12 pack B5/8-11 x 2 3/4 Part #910AZT100SQ051BANeed a large quantity? Request bulk pricing here. #57 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