Rubinetto filettato M20 X 0,5 rivestito in ti destro, rubinetto HSS rivestito in titanio M20 x 0,5
M20 X 0.5 Ti-Coated Thread Tap. Material: HSS 6542 (M2). Outer layer coated with titanium Straight flute design, made of 6542 high speed steel. It is used to process threads of various through holes or shallow blind hole.