Gas Cooled Mig Fume Extraction Welding Torch | 501D Fume Extraction Welding Torch501D Fume Extraction Welding Torch is a replacement for FUME MIG Guns High flow design collects more smoke than other fume extraction guns at the weld arc Direct extraction protects welder's breathing zone and plant air quality Lightweight cable and ergonomic design handle is 15% to 30% lighter than competitors Threaded, tapered front end welding consumables improve welder access and fume capture capability Ergonomic handle with fume extraction