0.35mm 4.6275mm 6.35mm 12.7mm 25.4mm Bearing Balls High Hardness 58-60HRC G8 G16 G20 G40 AISI 52100 Guangzhou Decok Steel Ball Co., Ltd. Base Info Description Pre：100mm 200mm 500mm Larger 201 304 316 420 Hollow Stainless Steel Decorative Ball Next：250mm Large Decorative Ball 304 Brushed Stainless Steel Sphere
