... 40Cr 3.Color:black,golden,silver 1.Product: Bucket Teeth Pin and Lock for Doosan Excavator 2.Material:45# steel or 40Cr3.Treatment ... ,Idler,Track Link Assy,Track shoes, Bolt & nuts,Track bush & pin,bucket,bucket teeth,Adapters,Cutting edge and end bit,H ... ball,Yoke,Spring,Idler Yoke,Roller Guide,Bucket bushing,Bucket pin and so on excavator and bulldozer parts.5.Brand:Komatsu ...