DORMER HSS hand machine tap with BSP thread DIN 351 C uncoated 1.5xD, blind and through holes BSW 1/4X20 TPI

HSS handtap for BSW thread DIN 351 form C bright finish 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