Usage Tips: High-quality materials: The swivel fitting is made of high-quality corrosion-resistant zinc-plated hardened steel, providing anti-corrosion properties and a longer service life; increased hardness and durability of accessories Swivel air plug design: The swivel body design helps prevent the hose from kinking and increases mobility, making it more flexible and convenient to use. Pre-coated sealant threads help reduce air leakage, eliminating the need for PTFE tape Usage: Industrial accessories compatible with industrial Type M/D air plug. This female air coupler is suitable for various pneumatic tools such as air compressors, blow guns, air nails, and more, meeting the needs of different users Swivel 1/4 inch NPT male quick connect fittings size: All air hose fittings feature 1/4 inch NPT thread and 1/4 inch body Color: Silver Material: Steel Package Contents: 5 x 1/4 inch Swivel Air Plug Only the above package content is included; other products are not included Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm