... 3.High precision,ABEC-1,P0 3/16 inch ,4.763mm ball bearing steel balls,used for bearings ABEC-1,P0 ... General industry for automobile, motorcycle, bicycle manufacturing, special bearings & micro – ball for the electronics industry.. 2. High accuracy & low noise motor ... household appliance bearings 3. High - speed, low noise special bearing 4. Ball valves for liquid and gas etc.8)packing:inner packing ...