Harden Carbon Steel Ball for Slewing Ring Bearing Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：6.65mm Soft Carbon Steel Ball AISI1010-AISI1015 G100 Grade AISI 316 4mm Stainless 0.3mm Steel Ball, Carbon Steel Ball for Bearing Next：Hunting Pellet Copper Plating Carbon Steel Ball
