I am selling a TREGASKISS Brass Retaining Head TOUGH LOCK 404-52-25 Lot 25 pk. This is listed as new/other, because it comes from an open box. This item has never been used or tested. What you see in the picture is exactly what will arrive at your door! Thank-you for looking and your satisfaction is guaranteed. If you have any questions or concerns, please don’t hesitate to contact us! Specs: BrandTREGASKISSManufacturer Part Number404-52-25Compatible with BrandTough GunConnection TypeThreadedDuty RatingHeavy DutyFor MIG Gun SeriesTOUGH LOCKGas Diffuser Number404-52-25MaterialBrassProcessMIG Welding (GMAW)Connection Thread TypeSlip-OnFor Use WithTregaskiss Robotic Air-Cooled and Water-Cooled MIG GunsMaximum Wire Diameter0.125 inMinimum Wire Diameter0.023 inUNSPSC23171538 Country of OriginCanada (subject to change)