Based on 440 A grass ten steel including sub-zero treatment (low temperature), in addition to several stages
Performs over a special heat treatment. Corrosion resistance, abrasion resistance, heat and cold resistance, toughness (strength), hardness stability
Pursues the quality, such as the sustainability of cutting （ HRC 58-59 degrees), and the advanced features.
This product cannot be shipped to United States from the store.
Please contact the store for further information.