Tweco Professional No.3 Classic Series 300 A MIG Gun accommodates wires of size 0.035 - 0.045" and features metal jacketed conductor tube. Air-cooled MIG gun is designed for medium/heavy-duty fabrication and offers 60 percent duty cycle with CO2 gas. 15' Power cable offers good wire feedability and features Miller style rear connection. Gun incorporating standard 60 deg conductor tube offers to swivel 360 deg around handle and can be rapidly removed and replaced without removing the conduit. MIG gun features fully insulated Mig-Kwik connection that lets user to connect or disconnect at the wire feeder.