Steel Ball Size: 0.3mm~25mmGrade: G10~G1000Material: Carbon Steel, Chrome Steel, Stainless steel and so on. Standard: GB, ASTM, DIN, JISPacking: Inner box + Outer Carton + Steel Drum / Wooden PalletUse in the industry of hardware, bearing, guide sleeves, guide rails, grinding materials, micro mists, polishing, decoration, toys, military industry, automobiles, motorcycles, bicycles, household appliances, chemical machinery, textile machinery, food machinery, mining machinery and so on.