Sizes in mm : 0.6mm 0.8mm 0.9mm 1.0mm 1.2mm 1.5mm 1.8mm 2.0mm Other sizes available upon request Grain shape: cylindrical and conditioned Chemical composition: C = 0.45-0.85% Si = 0.10-0.30% Mn = 0.40-1.20% S ≤0.04 P ≤0.04 Technical index: Hardness: 400-500HV1 610-670HV1 Other hardness ranges available upon request Density: 7.8 g/cm? Bulk density: 4.4 g/cm?