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