Over 45 years of hydraulic sheet metal bending experience at your fingertips Roto - Die’s unique hydraulic sheet metal bending brakes are regarded as an industry standard in HVAC and metal fabrication shops throughout the United States.Each sheet metal brake is a versatile, economical, productive tool satisfying a wide range of sheet metal bending and forming needs.We use heavy - duty hydraulics in all of our sheet metal brakes, making bending operations quick and easy – today and for decades to come.We also sell a complete line of OEM Roto - Die replacement parts – genuine parts made specifically for your press brake. We manufacture hydraulic sheet metal benders capable of making accurate bends from 24 inches up to 12 feet in length.Capacities range from 16 gauge down to 10 gauge steel.