Polishing and grinding tools are used in various fields, such as metalworking, woodworking, automotive and many others. There are a variety of machines that can be used for polishing and grinding, and each has its own specific features and applications. One of the most popular machines for polishing and grinding is the angle grinder. This machine is usually used for metalworking and can be used for cutting, grinding, polishing and deburring metal parts. Another commonly used machine is the belt sander, which is used for woodworking and grinding metal parts. This machine consists of an endless belt that runs over two rollers to form a flat sanding surface. Another important machine for polishing and grinding is the polishing machine. This machine is commonly used in the automotive industry and in jewelry manufacturing. A polishing machine can be equipped with various polishing pads and pastes to polish and clean different surfaces. Other types of grinding and polishing tools include delta grinders, random orbital sanders, orbital sanders, and rotary polishers. Each of these tools has its own specific applications and are suitable for different jobs and materials. It is important to choose the right tools for the application and follow the safety instructions for the machine being used to avoid injury.