The TITANIUM™ MIG 170™ Professional Welder is a versatile wire feed welder with easy-to-use controls for trouble-free welding. The heavy duty drive system easily feeds solid and flux core wire and can be set up without tools. The MIG 170 Professional Welder is spool-gun ready for welding aluminum (spool gun sold separately). Dual voltage 120V/240V input gives you the flexibility to weld anywhere you want, whenever you want.