Industrial grade precision deep groove ball bearings with low heat generation and low friction, stable high-speed operation. Ideal for core transmission parts such as motor rotors/stators, machine tool spindles and ventilation equipment. Metal sealed type for impact resistance, rubber sealed type for oil and dust proofing, multiple sealing styles for different working environments. Integrally formed bearing steel with high precision and small error. Full series in stock for wholesale, negotiable price for large quantity, non-standard customization supported. Fast delivery nationwide.