... :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 ... ,Track Link Assy,Track shoes, Bolt & nuts,Track bush & pin,bucket,bucket teeth,Adapters,Cutting edge and end bit,H-link rods ...