... bearings, trust bearings pulleys, chemical industries, etc.DETAIL SPECIFICATION: ItemAISI440 Stainless Steel BallCategoryStainless Steel BallMaterialAISI440Size2.0 mmGradeG500Hardness ( HRC)HRC58-65ApplicationBicycle, bearing, pulley, slide ... packing3,10kg/box then in wooden case packing4,250kg/ steel drum packing or according to customers' requirementPlace of originalShandong province, ...