These clutch plate accessories are easy to use. When installing, make sure to match the center - hole size with your machine. For example, if your machine requires a 5 - inch center - hole clutch plate, choose the appropriate one from our products. When using these accessories, avoid over - tightening to prevent damage. As for maintenance, keep the clutch plates clean and dry. Regularly check for any signs of wear and tear, such as cracks or excessive smoothness on the surface. If you notice any problems, replace the accessory in time. If you have any questions about the installation or use of a specific product, like the L - 800 P for connecting to a scrubber, don't hesitate to call customer service.