DIN1/3501 AISI1015 Steel Round Ball 1/4 " 6.35mm G500 for Curtains, Bearings, Bicycle Parts Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：3/8" Inch High Precision Chrome Steel Ball G10-G100 AISI52100 100cr6 for Bearing Next：2mm Alloy Aluminum Balls Solid Pure Aluminum Beads for Precision Sealing, Measurement Tools
