The Telwin Welding Machine ALUSPOTTER 6100 is suitable for applications in heating systems, installation and maintenance workst. It enables Welding Machine of studs on non-treated or non oxidized surfaces in steel, stainless steel, galvanized steel, brass and, in particular, aluminiumt. The Welding Machine process is so short that it causes no alteration to the opposing surface even if painted, plastic-coated or galvanizedt. 115-230V automatic voltage reversalt. Complete with gun, earth cable with clamp and accessoriest.