🔩【DURABLE & PROFESSIONAL】1/4 Quick Connect Fittings Use Premium Corrosion Resistant Zinc Plated Hardened Steel Construction For A Longer Using Life; Increasing Hardness And Durability.1/4 Air Hose Fittings Tight Structure, Large Air Flow, Thickened Double Sealing Rubber Ring Structure, Greatly Increasing The Sealing Performance. 🔩【EXCELLENT SEALING1/4 NPTair line fittings，Thickened double sealing rubber ring structure greatly increases sealing performance，Pre-coated sealant thread reduces air leaking, no need to wrap with sealing tape,quick connect hose fittings,Improve work efficiency. 🔩【WIDELY APPLICABLE】Connector Type Industrial Type, Also Known As M/D Type, Compatible With Industrial/M/D Type Air Couplers. These Industrial Mnpt Plugs Are Great For Use On Air Tools Such As Air Compressors, Air Blow Guns, Air Nailers Etc. 🔩【PRODUCT SIZE & PACKAGE INCLUDES】1/4 Inch Npt Male Thread × 1/4 Inch Body Size, Interchangeable With Most Manufacturers;Full Pack Of 30 Industrial 1/4 Inch Npt Male Plugs, Meeting Daily Need And Needs Of Heavy Users. 🔩【PREMIUM WORKMANSHIP & QUICK CONNECT】Heavy-Duty Galvanized Steel Construction Features High Corrosion Resistance And Long Life. Easy Push，Quick Connect Air Compressor Accessories，The Maximum Operating Pressure Is 300 Psi. Great For Use At Home. 0