Chrome Bearing Wrecking Carbon 6.75mm Iron Forged Steel Grinding Ball Mill for Mining 6.350mm 8.731mm 9.525mm Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：AISI1010-AISI1015 Shot Low Carbon 100c6 Carbon Steel Balls 8.0mm for Urniture Bearings, Bicycle 2.088g Next：Threaded Steel Ball with M3 M4 M5 Hole for Oilers Andgreasers 8.731mm 9.525mm 12.7mm
