steel cut wire shot: CW1.0 CW1.5 CW2.0 CW2.5 Hardness: CW1.0 51-53 HRC CW1.5 41-45 HRC Density: 7.8g/cm3 Chemical composition: C 0.45-0.75% Mn 0.40-1.20% Si 0.10-0.30% S <= 0.04 % P <= 0.04%