Air-Cooled MIG Gun OWNER'S MANUAL June 2024 OM-BTB-3.4 Semi-Automatic, Air-Cooled, MIG (GMAW) Welding Gun Tregaskiss.com/TechnicalSupport 1-855-MIGWELD (644-9353)(US & Canada) +1-519-737-3000(International) Thank You for Choosing Bernard® Thank you for selecting a Bernard ...