more than enough to grind through stone or sheet metal. A rounded handle and large lever-style trigger make it easy to hold the tool at various angles. It also has tool-free wheel changes ...

But, while you can employ one to remove metal from just about anything, the traditional kind may not provide the precision you need for every grinding ... with big, meaty eight-inch wheels.

In the form of bonded wheels, natural diamonds are used for grinding very hard materials such as cemented carbides, marble, granite and stone. Recent developments ... their application is limited ...