Built from metal for durability, this insert/plug provides a solid connection point for compressed air lines, making it ideal for workshop compressors, pneumatic tools, and general air-line plumbing. Sized for hose with a 6 mm inner diameter and 8 mm outer diameter, it helps keep…

German Coupler Insert For Fast Tool Changes And Solid Airflow Fit this connector to your PU hose end and you get quick, repeatable coupling with compatible German-style couplers—perfect for switching between tools without fuss while maintaining a dependable air connection.