Air-powered grinders / pneumatic grinders are used in all sorts of material manipulation efforts. Because of the many attachment discs, you can use, you can transform an angle grinder into completely different tools. With pneumatic tools, you get a tool that is a lot more durable than electrical. Also, pneumatic tools are safer because they don’t heat up as easily and there is no risk of a short circuit. The fact that it’s powered by air also makes them perfect for use in explosive environments and even underwater. In the case of the use of angle grinders, the possibilities are endless.