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
Description: 9/16" - 1" Hole Sizes: 8 steps Number of Holes: 1/8"