• Irwin Speedbor

    Irwin Speedbor Spade Bit Sets (6 ST / CT)

    Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bitsDouble cutting spurs scribe the outside of the hole reducing breakout10% larger shank for added durabilityGrooved hex shank prevents slipping in drill chuck or...
    $190.93
  • IRWIN

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

    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...
    $7.55
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 1 3/8 in Dia. (3 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 vibrationAll bits have a 1/4" hex shank that fits all drills and 1/4" quick...
    $22.66
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 1 1/4 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...
    $7.55
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 1 1/8 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...
    $7.55
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 1 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...
    $5.30
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 7/8 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...
    $4.95
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 13/16 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...
    $29.73
  • IRWIN

    Irwin SPEEDBOR Speedbor Flat Bit, 3/4 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, 11/16 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...
    $28.51
  • 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