Home Waterjet Cutting Waterjet Cutting Metal Supermarkets uses Waterjet equipment to produce precise metal parts of any shape or size. Waterjet Cutting equipment expels water and an abrasive substance such as Garnet at extremely high-pressures. This method is extremely precise and is often use to cut machine parts or pieces made of metals that might be highly sensitive to high temperatures used through other methods. Waterjet Cutting is available at many Metal Supermarkets stores. To find out if the store near you offers Waterjet Cutting, call, email or visit one of our 100+ locations across North America.