• IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 5/8 in Dia. (1 BIT / BIT)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationAll bits have a 1/4" hex shank that fits all drills and 1/4" quick...
    $4.75
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 9/16 in Dia. (1 BIT / BIT)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationAll bits have a 1/4" hex shank that fits all drills and 1/4" quick...
    $4.52
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 1/2 in Dia. (1 BIT / BIT)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationAll bits have a 1/4" hex shank that fits all drills and 1/4" quick...
    $4.25
  • Irwin Speedbor

    Irwin Speedbor Extra-Long Flat Bits, 1 in Dia. (6 BIT / BOX)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationExtra length provides added reachNot for use with bit extensionsAll...
    $96.38
  • Irwin Speedbor

    Irwin Speedbor Extra-Long Flat Bits, 7/8 in Dia. (6 BIT / BOX)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationExtra length provides added reachNot for use with bit extensionsAll...
    $92.39
  • Irwin Speedbor

    Irwin Speedbor Extra-Long Flat Bits, 3/4 in Dia. (6 BIT / BOX)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationExtra length provides added reachNot for use with bit extensionsAll...
    $88.67
  • Irwin Speedbor

    Irwin Speedbor Extra-Long Flat Bits, 5/8 in Dia. (6 BIT / BOX)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationExtra length provides added reachNot for use with bit extensionsAll...
    $83.01
  • Irwin Speedbor

    Irwin Speedbor Extra-Long Flat Bits, 1/2 in Dia. (6 BIT / BOX)

    Patented micro-groove cutting edge and spurs produce a smoother hole finishDouble spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibrationExtra length provides added reachNot for use with bit extensionsAll...
    $79.34