Harris® 89-3 Natural Gas/Propane Automatic Air Fuel Heating Torch delivers a pressure of 50 psi to 100 psi. It features reheating castings for welding and heating forming dies prior to hard facing. Torch once adjusted to the proper flame, the pilot light can be retained during down time and full flame returned instantly by pressing the hand lever. Pilot light can be enlarged to a full smoothing on, secondary flame when used for soldering. It has a maximum BTU output of 130000 with propane and 85000 with natural gas. It has stress relieving die shoes and torch is designed for use with compressed air only. It is used for mold drying and metal cleaning.