DORMER HSCo machine tap for left metric thread DIN 371 C uncoated 1.5xD, blind and through holes M4X0.7

HSS-E machine tap for left metric thread DIN 371 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 and composites thermosetting plastics