6.1mm Carbon Steel Ball AISI1010-AISI1015 Bicycle Parts Steel Balls with Carbon Steel Material 0.240g Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：Coating Carbon Steel Ball for Hunting Slingshot Carbon Steel Ball Low Carbon Steel Ball 3.175mm 4.762mm 5.556mm Next：9.525mm Hatdware Accessories Applicable Industries and Carbon Steel Material Steel Balls
