... in China Since 2002. 2,ISO9001, SAE 3,Durability6500times Stainless Steel Shot Product Introduction:Stainless steel shot has 7 series: SUS410,430,202,205,301,304 ... S550,S660,S780,S930)Cast Steel Grit (G10, G12, G14, G16, G18, G25, G40, G50, G80)Stainless Steel Shot (316,304,301,202,205 ... ,430,410)Steel Cut Wire Shot (CW1.0, CW1.5, CW2.0 ...