Premium MR93ZZ Miniature Deep Groove Ball Bearing
Precision-engineered with high-grade chrome steel for durability and smooth operation. Features a shielded (ZZ) design to prevent dust and debris while maintaining low friction. Ideal for high-speed applications like small motors, drones, RC models, and medical devices. Compact yet robust, with a 3mm inner diameter and 9mm outer diameter, ensuring reliable performance in tight spaces. Heat-treated races and polished steel balls reduce wear for extended lifespan. Perfect for hobbyists, engineers, and manufacturers needing cost-effective, high-precision bearings. Buy in bulk for unbeatable wholesale pricing—global shipping available.