70x1.3x25.4 Compatible with：

100C,100D,100E,100E1,100F,100F1

70x1.3x22 Compatible with：

100B，202,100A,100A1，100A2，100A3

80x1.4x22 Compatible with：

100H,100G,100G1,100G2,100G3,202A,202C,

HSS Material:Imported high-speed steel containing 5%-8% cobalt, high hardness and high wear resistance.

Carbide Material:The whole piece of high-hardness carbide material ensures easy cutting of high-hardness keys, and its service life is 200% longer than that of high-speed steel.

HSS-TiAIN Coating/TiN Coating:Extend the life of high-speed steel ( HSS) cutters by 30%-40%.

Production Process:Full CNC grinding technology ensures the cutter tip is sharp and the key cutting is smooth and burr-free.