TEC TIG spot weld guns will spot weld such materials as mild steel, stainless steel, monel, inconel in thickness of 1/8"(3,2mm) or less from one side only The TIG spot weld process is not suitable for aluminum, galvanized or coated materials The TIG spot weld process uses a conventional TIG welding machine and must be equipped with a spot timer and high frequency arc starting The spot guns are simple to use and are constructed of durable long lasting material. Replaceable locator tips are constructed of durable copper and are available for tacking inside or outside corners, butt and lap joints. Cable assemblies are enclosed in a black nylon zippered cable cover. POWER CABLE ADAPTER (For Stud Machines) DIN CONNECTOR (For 35/50 mm Gas Thru Machines) SPECIFICATIONS: Gun Length 25 Ft., Chuck Sizes 1/16"-1/8" , Electrode Length 7 in., Max. Weld Current DCSP5000 SPOT GUN ASSEMBLY Water cooled spot gun rated at 430 amps for heavy duty production applications. This torch is 25' and equipped with the Miller 14-pin connection.