High Speed Steel Fractional Hole Enlarging

  • Single-flute cutting edge for greater control through steps
  • 3 flatted shank prevents slipping in drill chuck
  • Also available with titanium nitride coating for longer life
  • Patented single-flute cutting edge gives the user a true round hole every time
  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
  • Pilot hole required