Centerfire Large Nozzle, 5/8" Bore Size, 1/8" Recess Tip, 1.063" O.D., Copper Material

No tools required to replace tip or nozzle "Drop-In" tip with no threads means quick change after burnback, reducing down time Large diameter tip base and tapered seat provides better electrical conductivity and heat transfer Spatter shield within nozzle protects diffuser and gives smoother, less turbulent gas flow Solid, concentric relationship between tip and nozzle keeps tip centered even after hard use... and abuse Threaded nozzle holds tip fixed at 1/4" or 1/8" recess, flush, or 1/8" stick out. Compatible with BTB Air-Cooled MIG Guns, W-Gun Water-Cooled MIG Guns, Clean Air Fume Extraction Guns, Bernard Filtair Fume Extraction Guns, and Dura-Flux Self-Shielded Flux-Cored Guns with Replaceable Cable Liner Complete family of tips and nozzles is available to meet most of your welding needsSpecifications: "Drop-in" contact tip with no threads Threaded nozzles holds contact tip in fixed position (564277)