The Wilton 5640351 Sander Grinder Ball Bearing ensures smooth and efficient operation for your sander or grinder by reducing friction and wear on moving parts. Designed for durability and precision, this ball bearing supports high-speed rotation, enabling consistent performance and longer equipment life. It works by maintaining stable alignment between rotating components, minimizing ... https://www.wholetoolbox.com/wilton-5640351-sander-grinder-ball-bearing