Machining Parts, Hardwares, Screws manufacturer / supplier in China, offering Custom Plastic Dowel Pins, Precision PTFE Insulating Cylindrical Pins, CNC Machining Plastic Screw, Fiberglass Fr4 Hexagon Socket Head Screw, Custom NEMA Grade Fr4 Epoxy Fiberglass Sheet 2.5mm Thickness Plastic Washer and so on.