TIG-165HF integrates advanced MOSFET inverter technology, allowing excellent arc stability and the most beautiful welds. Whether the material is stainless steel, alloy steel, low carbon steel, copper, iron, pig iron, cast iron, etc., the welding effect is absolutely ideal; the machine can be swiftly operated and can efficiently finish any tasks from home repairs or professional use. The new lightweight model design gives the machine an elegant structure and makes the machine very easy to carry.