3/8" Inch High Precision Chrome Steel Ball G10-G100 AISI52100 100cr6 for Bearing Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：AISI E52100 Big Chrome Metal Steel Ball G25 with High Quality 1-1/4 Inch Next：DIN1/3501 AISI1015 Steel Round Ball 1/4 " 6.35mm G500 for Curtains, Bearings, Bicycle Parts
