Product strengths:
TCT for drilling work in hard and abrasive materials.
Ground carbide tip with 4-surface grinding for low drilling pressure and perfect centering.
Extra-deep ground double helix for additional chip removal.
Reduced riser width for free tool body surface and less friction.
Chrome vanadium steel body hardened to 56 HRC for durability.
When drilling with TCT twist drills, always use a coolant to extend the life of the drill. A 3-6% emulsion is recommended.
Warranty coverage:
No warranty.