G60 AISI 316/316L 4mm Stainless Steel Ball, High Grade Steel Balls Changzhou Feige Steel Ball Co., Ltd. Base Info Description Pre：AISI 304 Impact Test G500 Stainless Steel Ball with More That 20 Years Company Next：Pressed Steel, Zinc Alloy, Cast Iron, Stainless Steel Insert Ball Bearing Unit UCP208 for Agricultural Machinery, Food Machine, Conveyer Equipment
