... :HRC58-62 3.could be used in bicycle,bearings ball retainers for bicycle parts,bearing cages,copper,nickle plated 1 ... 7)Using:1. General industry for automobile, motorcycle, bicycle manufacturing, special bearings & micro – ball for the electronics industry. 2. ... Stainless Steel Ball,Coloured Steel Ball,Carbon Steel Ball,Ball Bearings Registered Address:Weizhuang, Huangji Township, Yuncheng County, Heze ...