100mm 200mm 500mm Larger 201 304 316 420 Hollow Stainless Steel Decorative Ball Guangzhou Decok Steel Ball Co., Ltd. Base Info Description Pre：2016 Hot Selling 201 304 316 440 Stainless Steel Hollow Ball Spheres Next：0.35mm 4.6275mm 6.35mm 12.7mm 25.4mm Bearing Balls High Hardness 58-60HRC G8 G16 G20 G40 AISI 52100
