E501 M3 nr 2 masinakeermepuur

Straight flute tap NO2, threading chamfer length 4-6xP, left-hand ISO metric thread M3, 0.50mm pitch, 6H tolerance class, measurements according to standard ISO 529, 3.15mm shank, 2.5mm square drive, HSS, bright, 1.5xD for deep blind or through hole threads, for carbon and unalloyed carbon steel