1.Volvo Excavator Bucket Tooth Pin 2.Material:45# Steel and 40Cr 3.Color:black,golden,silver 1.Product:Volvo Excavator Bucket Tooth Pin 2.Material:45# steel or 40Cr3.Treatment:(1)Flange--Black(2) Electrophoresis--Black,the surface is better than Flange.(3) Electroplate--golden(4)Parkerising--Silver4.Main Product: Track roller,Carrier roller,Sprocket,Segment,Idler,Track Link Assy,Track shoes, Bolt ...