High Speed Steel Metric Hole Enlarging

Item # 11580 shown

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High Speed Steel Metric Hole Enlarging Features:

  • Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
  • 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

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Item #DescriptionHole SizesNumber of HolesMaximum Material Thickness
11580#20M14mm - 24mm6 steps5mm
11581#21M20mm - 34mm8 steps5mm