2.381mm 3mm 3.5mm 4mm Ss Ball 420 440 304 316 Stainless Steel Ball Changzhou Feige Steel Ball Co., Ltd. Base Info Description Pre：High quality AISI1015 Carbon Steel Ball for Furniture Rials and Rollers Next：Stainless Steel Ball for Bearing and Stainless Steel Bearing Balls 304 316 420
