A water jet cutter, also known as a water jet or waterjet, is an industrial tool capable of cutting a wide variety of materials using a high-pressure jet of water, or a mixture of water and an abrasive substance. Materials commonly cut with a water jet include: rubber, foam, plastics and metals. These materials can be used to produce products for decorative purposes or industrial use. Gears, flanges and fittings are common industrial products that are produced using water jet cutting. Decorative gates and metal work are common products that use water jet cutting.