12.7mm Low Carbon Steel Ball AISI1010-AISI1015 Mild Steel Balls Carbon Steel for Greasers Skates Caddies 7.22g Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：12mm Low Carbon Steel Ball AISI1010-AISI1015 Carbon Iron Steel Balls Grinding Media Balls Bearing Steel Ball 12.7mm Next：Low Carbon Steel Ball AISI1010-AISI1015 Wholesale 6.45mm Solid Low Carbon Steel Ball with Good Quality 1.094G
