These diamond belts are the newest thing out there. Made by a specialized proprietary electrostatic plating process, these diamond finishing belts from 3M give you all the cut rate and consistancy of a typical plated diamond belt, but without the high costs. A great way to get into diamond sanding belts, these belts are quick cutting and easy to use. Think twice about all those Silicon Carbide belts you're going through and give these a try!