Lincoln Square Wave 205 TIG EAA AirVenture Workshop Demo Welder K5613-1 S4+ Verify polarity before welding

Verify polarity before welding

always weld galvanized steel with adequate ventilation

Bluetooth connectivity with the GearPoint™ Mobile App for tracking and control

wider arc suited for thick sections where puddle fluidity and penetration are priorities

Up to 200 feet

Lincoln Square Wave 205 TIG EAA AirVenture Workshop Demo Welder K5613-1 S4+ Verify polarity before weldingEAA AirVenture TIG Welding Workshop Demo Welder For Sale ** Full 3 Year Factory Warranty Included ** Master Precision Aviation Welding with Lincoln Electric at EAA AirVenture 2026 When building an experimental aircraft, structural integrity is everything. At the EAA AirVenture TIG Welding Workshop, future aviators and custom fabricators get direct, hands on experience using industry standard equipment under the guidance of Lincoln Electrics seasoned