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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 Standard Length Flat Bits, 7/16 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 vibrationAll bits have a 1/4 in hex shank that fit all drills and 1/4 in quick...$25.47 -
Irwin Speedbor
Irwin Speedbor Standard Length Flat Bits, 3/8 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 vibrationAll bits have a 1/4 in hex shank that fit all drills and 1/4 in quick...$25.47 -
Irwin Speedbor
Irwin Speedbor Standard Length Flat Bits, 5/16 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 vibrationAll bits have a 1/4 in hex shank that fit all drills and 1/4 in quick...$25.34 -
Irwin Speedbor
Irwin Speedbor Standard Length Flat Bits, 1/4 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 vibrationAll bits have a 1/4 in hex shank that fit all drills and 1/4 in quick...$25.34 -
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