... 2.Material:45# Steel and 40Cr 3.Color:black,golden,silver 1.Product: Excavator Bucket Teeth Pin and Lock 2. ... Treatment:(1)Flange--Black(2) Electrophoresis--Black,the surface is better than Flange.(3) Electroplate--golden(4)Parkerising--Silver4.Main Product: Track ... bushing,Bucket pin and so on excavator and bulldozer parts.5.Brand:Komatsu,Hitachi,Caterpillar,Kobelco,Summitomo,Hyundai,Daewoo,Volvo, ...