As a result of my tests, I determined that these ceramic bearings provide exceptional performance and durability, surpassing traditional steel bearings. The silicon nitride material reduces friction and noise, resulting in increased efficiency, longer lifespan, and smoother operation. However the only downside is that they can be more expensive than steel bearings. Overall, if you're looking to take your machinery to the next level, these bearings are a game-changer..See full review