Adopt 6150Cr-Vsteel or S2 quenching in whole
The handle is made by clear pvc material,not easy to wear your palm during long time use.
Hardness reaches to European standard
Ergonomical handle design,comfortable and anti-slip
The surface is plated with (black) bright hard chrome,strong wear -resistant and not easy to to rust
Phosphatized black head,anti-slip,strong magnetism