Erie Tools 30" Portable Bench Top Sheet Metal Hand Brake 17 Gauge Bender Up to 90 Degree Bends Heavy Duty Erie Tools 30-inch bench-topsheet metalbrake. Bend Angle: 0 Degrees to 90 Degrees Bends material up to 30-inches wide. For use on furnace ductwork, shutters, auto body projects, and more. Capacity: 16-Gauge Steel, 16-Gauge Aluminum, 18-Gauge Galvanized Steel