stainless steel Blade wheels 1.Material:Metal(SS,Aluminum) 2.Precision CNC Turning, ... CNC machining, Swiss Automatic turning, stamping, Die-casting, milling, grinding,cutting, welding and other services. The line of production: valves, construction ... ,PE,ABS,PET,PVC stainless steel turbine part/Supercharger impeller/Blade wheels