1.Honest Horse cast steel shot is professionally manufactured by Jinan Huifeng Keda Trade Co.,LTD in china mainland. 2.Size: S70,S110,S170,S230,S280,S330,S390,S460,S550,S660,S780,S930 3.Diameter:0.2mm,0.3mm,0.5mm,0.6mm,0.8mm,1.0mm,1.2mm,1.4mm,1.7mm,2.0mm,2.5mm,3.0mm 4.Product Introduction(ISO9001) 5.Hardness:40-50HRC(377-509HV) 6.Density:7.2g/cm3 7.The production include some chemical C 0.85-1.20%, Mn 0.60-1.20%, Si 0.40-1.20%, S<0.05, P<0.05, Cr, Ni. 8.Usage:Surface cleaning and rust removing for cast iron, cast steel, steel plates and steel pipes, especially used in shot blasting machine and penning machine.