C Nitro Heavy Duty Jobber Drill Bits 12 pack B5/8-11 x 3 The flange may be serrated

The flange may be serrated to provide a locking action

socket cap screws are commonly used for tool and die fixture applications as well as clamping assemblies

#2 Heavy Duty Jobber Drills

MS51957-B Phillips Pan Head Machine Screw Coarse Full Thread 300 Series Stainless Steel DFAR Black Oxide - Pack of 2000

Part # MS35307-411

C Nitro Heavy Duty Jobber Drill Bits 12 pack B5/8-11 x 3 The flange may be serratedNeed a large quantity? Request bulk pricing here. C 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 for