Packaging content: You will receive a set of 10 pipe combination kits, including 5 sizes: NPT 1/8 inch, NPT 1/4 inches, NPT 3/8 inches, NPT 1/2 inches, NPT 3/4 inches,There are two sizes each. High -quality materials: These pipe socket suits are made of brass, with high strength and hardness.Acid -resistant, -resistant, and long service life. Main function: 1/2 The main function of brass plugs is sealed.The standard cone thread design is used for internal thread pipes without welding, saving time and energy. [Simple installation] Using hexagonal thread design, 1/2 NPT plugs, brass accessories, can be manually installed manually or using a wrench to make the process simple and convenient. Wide use: NPT pipes are very suitable for industrial use, effectively preventing the leakage of liquids such as air, steam, gas, water, oil. Colour:As Shown Material:brass Package Contents: 1x Pipe plug socket set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.