28.0mm 1.12inch Chrome Steel Material Ball and Machine Applicable Industries Bearings Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：Precision Chrome Steel Ball for Pinball Machine AISI52100 Harden Bearing Steel Balls Ball Bearings 3.175mm 3.9688mm 4.762mm 5.556mm Next：3.175mm 1/8" Chrome Steel Balls for Bearing Auto Parts Spare Parts
