... , drilling, tapping processing, CNC precision machining service2. Material: Carbon steel, Steel alloy, stainless steel, aluminum, brass, bronze, plastic (PVC, POM etc.)3. ... order quantity.5. The products showing here are only for reference not for sale. InspectionAll the products are strictly inspected by operator ... .2. Drawing Software: Solid work, Pro/E, AutoCAD CAM cnc machine precision steel shaft