Carbon Steel Ball (0.5mm-25.4mm) Lower Carbon AISI1010 AISI1015 Steel Ball for Ball Bearings, Bicycle Steel Balls Metal Iron Ball Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：20mm-1000mm Stainless Steel Hollow Half Ball, Mild Steel Hemisphere, Metal Steel Ball, Hollow Steel Sphere for Fire Pits, Carbon Hemisphere Next：Auto/Agricultural Machinery Ball Bearing 6001 6002 6003 6200 6201 6202
