Spiral flute tap is one of the tools thread forming.
Size: M3*0.5; M4*0.7; M5*0.8; M6*1; M8*1.25
Purpose: processing nuts or common thread on other parts; for the tapping machine.
Increased heat resistance, extending the life of the tap, tap to make more resistant, and can attack the stainless steel parts.
High hardness, high wear resistance, for stainless steel, iron and other drilling.
1x Spiral flute tap