Custom 5 Axis CNC Machined Brass Medical Valve Body for Medical Gas Control Equipment Product Overview Custom CNC machined brass medical valve body, precision manufactured by 5-axis simultaneous machining center. This medical-grade brass valve body adopts high-performance brass raw material, designed with complex multi-stage inner gas passages, precision orifices, threaded connection ports and mounting flange surfaces. It requires strict concentricity, flatness and air