Herramienta de bisel roscado de alta velocidad de acero M35 M2 5M6 flauta recta para torno
High Speed Steel Tapping Chamfer Straight Flute Screw Tap Chamfering Machine For Lathe. 1 Tapping Chamfer. Material: The black head chamferer uses M35 (HSSCo 5%), and the tail retainer is 45# steel.