The is vacuum-nitrided processing, with higher hardness and more wear resistance
High temperature quenching, greatly improve the hardness, wear resistance and toughness, and achieve bright and small deformation
Made of high-speed steel, durable and long service life
Suitable for various CNC turning and milling machines
Available in four styles for choices: SHB-12-03, SHB-12-04, SHB-12-05, HB-12-06