Precision Micro Deep Groove Ball Bearings for High-Performance Applications
Ultra-smooth R8Z/R8ZZ/R8-2Z bearings engineered for precision motion control, featuring a durable 12.7x28.575x7.938mm inch-size design. Crafted from high-grade chrome steel with hardened raceways for extended wear resistance and low-noise operation. Ideal for miniature machinery, medical devices, robotics, and optical equipment where space-saving reliability is critical. Sealed variants (R8ZZ/R8-2Z) offer superior dust and moisture protection in harsh environments. Direct factory pricing ensures unbeatable value for bulk orders. Trusted by industrial buyers worldwide for consistent quality and seamless integration into OEM assemblies. Global shipping with guaranteed lowest wholesale rates.