U Nitro Heavy Duty Jobber Drill Bits 6 pack 1/2 x 1 1/2 The plastic insert is placed

The plastic insert is placed at the end of the nut and its inner diameter (ID) is slightly smaller than the major diameter of the screw

These machine screws meet MS24693 specifications

5/8 x 12 1/4 SDS Plus Drill

Part # MS51959-19

Part #43131C200SS-300

U Nitro Heavy Duty Jobber Drill Bits 6 pack 1/2 x 1 1/2 The plastic insert is placedNeed a large quantity? Request bulk pricing here. U 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 for