Hand Torch RTM HT1 for soldering and brazing applications. Suitable for welding copper pipes, aluminum tubes, and copper pipes with aluminum tubes in refrigeration field, high & low voltage electricity, express highway, fridge, air-condition, hardware, maintenance of equipment and etc. Safe , reliable, easy to handle. Tip swivels 360°. Fine regulating valve – precise flame adjustment. Hand-lighting, wide rage of temperature control , rapid temperature rising, the instantenuous welding/ brazing temperature can reach up to 1400 °C. Using a single industrial gas Mapp Gas or Propane , and the design of combustion-supporting of the oxygen of air. Being portable, the G.W. of the mapp gas is 890G, HT1 is 430G. The full burning time of a bottle of Mapp Gas is nearly 2 hours and 40 minutes. Low fuel consumption. Long lasting service life. Simple to disassemble and easy to maintain.