19.05mm 3/4" Density High Precision Chrome Steel Ball Bearing Balls for Bearings Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：19.0mm Chrome Steel Ball 60-65HRC AISI 52100 Chrome Bearing Ball 20mm 10mm Stainless Steel Ball for Bearings Balls Next：23.019mm 28/32" Chrome Steel Ball AISI 52100/G10 Chrome Steel Ball for Bearings 1mm to 25.4mm
