... .Item No.AD-34 2.Description:plastic knob screw 3.Material:PA 4. ... ,rollershade fittings,household plastic ,electronic & industrial plastic Material:ABS,Polypropylene, Polyethylene , PolyurethanePolyester,Nylon ,Rubber,Polycarbonate,Thermoplastic etcBusiness Scope:Design ... printing, Anodize etc.Main Equipment:1.Automatic plastic injection molding machine2.Ultrasonic welding machine3.Golden foil ...