3.5mm Carbon Steel Ball G28/G40/G60/G100/G200/G500/G1000 Liangshan Keda Steel Ball & Bearing Co., Ltd Base Info Description Pre：5mm Carbon Steel Ball G20/G28/G40/G60/G100/G200/G500/G1000 Next：Mr62 Miniature Ball Bearing 2mm X 6mm X 2.5mm
