Round control handle valve: the pneumatic mechanical valve has a compact and lightweight structure, is easy to install and use, and the flat head button switch is practical to control the valve. At low failure rate, the mechanical valve supports a precise mechanical structure Longer service life: the three-way pneumatic valve with two positions is made of high-quality aluminium alloy, which is more wear-resistant and has a longer service life Manual control valve: the regulator with 1/4 inch thread interface is often used to control the flow of different types of liquids such as air, water, steam, mud, liquid metals and used in mechanical devices, textile devices and medical equipment, food processing and other areas Threaded connection: Our pneumatic valve has a high-quality and high-precision sealed internal thread interface to ensure excellent air tightness and extend the service life [Size] Item type: manual slide valve model: 4H210 08. Working medium: compressed air connection hole diameter: inlet = outlet = G1/4, outlet = G1/8. Housing material: aluminium alloy. Sealing material: PVC, Manufacturer: Oumefar