7.13mm Soft Carbon Steel Ball AISI1010-AISI1015 Cheapest Solid Carbon Material 6mm Bicycle Steel Ball 1.479g Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：High Quality 7.0mm Soft Carbon Steel Balls Pinball Balls for Bicycle and Automotive Components 1.399g Next：Magnetic Carbon Ball 7.04mm G40-200 Exercise Steel Stainless Bearings Balls AISI 1015 for Utilized in Burnishing 1.423G
