1802 11/64 in. Cobalt Heavy-Duty Jobber Length Drill Bit (12-Piece) by CLE-LINE

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.

• Superior rigidity in hand or machine drilling
• Made of industrial-grade cobalt steel designed for tough and work hardened materials like stainless, armor and INCONEL
• Cobalt steel is a refractory material that resists heat and allowing the tool to run cooler and last longer
• 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
• Straw finish adds lubricity and identifies cobalt
• Precision ground to tight tolerances
• Heavy-duty construction for extreme operating conditions