... . Product range of use: 1) These bearing are widely used in automobile, electrical. (Home appliances, electric tools, fitness equipment, motors ... , (Din) 100Cr6 -Germany, carbon steel, iron. 4) Shield / Closure: Plain (Open), Z, ZZ, RS, 2RS, 2ZR, 2Z. 5) Vibration and ... product specification iswell-founded. We have a good reputation in the international market by our perfect service and sufficient supply ...