DORMER HSS hand tap with UNF thread DIN 2181 C uncoated 1.5xD, blind and through holes UNF 7/16X20 TPI

HSS handtap for UNF thread bright finish DIN 2181 form C straight flutes for 1.5xD blind and through holes for general use in steel <1200 N/mm², cast iron, copper and brass, aluminum alloys, plastics and fiber reinforced plastics thermosetting plastics