This High Speed Steel Heavy-Duty Jobber Length Drill features drills with right-hand direction of cut and was designed for drilling metal, wood and plastic. The drills were precision ground to tight tolerances with geometries that include a 135-degree split point to eliminate walking of the drills on the work-pieces and 3 flats on the shanks of drills above 11 in./64 in. for tighter chucking. This premium high speed steel drill set also has nitride black and gold treatment for increased hardness and tool longevity.
3 flats on sizes above 11/64 in. for tighter chucking
Heavy-duty jobber drill for drilling metal, wood and plastic
135-degree split point eliminates walking and drills on contact along with requiring less force to push it also drills faster than a conventional pointed drill
Nitride black and gold treatment provides a tough protective layer for increased hardness and longer tool life