High Quality 1.588mm 2.381mm 3.175mm 440 420 304 316L Stainless Steel Balls for Mill Taian Precision Steelball Co., Ltd. Base Info Description Pre：Slide Carbon Steel Ball 1/8′′ Inch for Grinding Media and Bearing Next：High Precision 304 316 440c 420 201 20mm Stainless Steel Ball G10
