Certified Lifetime

PRO Cobalt Split-Point Drill Bits


The cobalt composition of this Fuller® Tool drill bit makes it ideal for any applications where heat build-up is an issue. That includes drilling into such hard, highly abrasive materials as stainless steel and cast iron. The cobalt adds strength to the steel and helps to prevent the damage high temperatures can cause.

  • Side taper ensure accurate and smooth holes
  • Cobalt composition designed to withstand high drilling heats
  • 135-degree split point tip for fast and efficient penetration of work surface
  • Large flute chambers prevent clogging
  • Certain sizes available with reduced shank