We strictly abide by standard of Japan JIS to manufacture Stainless steel cut wire shot technique specification 1, Chemical composition C less than 0.12% Mn less than 2.00% Si less than 1.00% Cr: 17-19% Ni: 7-10% S less than 0.03% P less than 0.035% 2, Average hardness (measured under 500g load): 41-49HRC (388-509HV) 3, Hardness deviation: The maximum deviation is1.0HRC or 40HV 4, Minimum density (determined alcohol displacement): 7.8g/cm3 MSN: