Description
IRWIN 8154 - FRACTIONAL TAP, NATIONAL FINE THREAD, 5/8-IN.
X 18 - 5/8" X 18, NATIONAL FINE THREAD, FRACTIONAL TAP, CARBON STEEL, IDEAL FOR ROUTINE MAINTENANCE, REPAIR WORK & FOR RETHREADING WHERE HIGH ACCURACY & TOLERANCE THREAD IS NOT CRITICAL, STRAIGHT FLUTES ARE GROUND TO PROVIDE RAPID CHIP REMOVAL FOR EFFICIENT THREADING, DESIGNED FOR HAND THREADING WORK IN A VARIETY OF MATERIALS TAPS PRODUCE A CLASS 2B THREAD, USE 37/64" DRILL BIT.
5/8" X 18, NATIONAL FINE THREAD, FRACTIONAL TAP, CARBON STEEL, IDEAL FOR ROUTINE MAINTENANCE, REPAIR WORK & FOR RETHREADING WHERE HIGH ACCURACY & TOLERANCE THREAD IS NOT CRITICAL, STRAIGHT FLUTES ARE GROUND TO PROVIDE RAPID C - EQUAL TO 8196404