Each oil retaining rings maintains excellent sealing under pressures up to 5bar, ensuring leakproof operations during bread machine use Prevents oil and water leakage for smooth functioning These seals outperform standard silicone or PVC materials with enhanced heat and pressure tolerance Stable in harsh working environments reduces failure rates and repair costs This set includes bearing seals and oil retaining rings specifically designed for various bread machine models Effectively prevents flour, liquids, and debris from entering mechanical parts to extend appliance lifespans Made with high elasticity rubber and metal components for superior wear resistance and protections Retains elasticity and sealing capability even after prolonged use for quick maintenance Ideal for both household bread machines and commercial settings like bakeries / restaurants with frequent usage A must have maintenance solution for all bread machine owners