The BernzOmatic DuraCast 8000 torch is built with instant On/Off ignition, an adjustable ultra-swirl flame and flame lock option for continuous use. It is designed for use at any angle and is pressure-regulated to reduce the risk of pulsating or yellow flames when inverted, making it ideal for large diameter soldering, light brazing, woodworking and cooking. The DuraCast 8000 torch is compatible with BernzOmatic MAP-Pro fuel and BernzOmatic Propane fuel, sold separately. Limited lifetime Warranty.