Chrome Steel Ball, Stainless Steel Ball, Carbon Steel Ball manufacturer / supplier in China, offering ISO-Certified Stainless Steel Balls for Bearings HRC62 Hardness Global Shipping, Custom Sizes 2mm-50mm Stainless Steel Balls Salt Spray 72h Anti-Corrosion OEM, Medical Grade 316L Stainless Steel Balls Non-Magnetic FDA Compliance and so on.