5/8″ COUNTERSINKModel# 12412
Irwin Black Oxide Metal Countersink Irwin 12412
2 in stock (can be backordered)
High speed steel with black oxide coating for corrosion resistance. 5 flute design reduces vibration for smoother drilling. Precision-ground 82 deg (degree) tip for countersinking into most machinable metals. 1/4″ round shank compatible with all hand held and stationary drills.