7.0mm Low Carbon Steel Ball AISI1010-AISI1015 Steel Ball Supplierchrome / Carbon / Stainless Steel Ball Manufacturer 1.399g Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：8.731mm Solid Bearing Ball Forged Carbon Steel Ball Grinding Chrome Steel Ball for Bearing 1.369g Next：Brand New Stainless Steel Ball Slingshot Steel Ball High Quality AISI1010-AISI1015 Carbon Steel Ball
