1.Material:40Cr 2.Hardness: HRC51-56 3.80*530 Bucket Pin For Excavator 4.OEM Service Availables 5.Various kinds of models ... , etc. Hitachi EX30,EX40/50 EX60,EX100,EX100-1/2/3/5,EX100M,EX150-1,EX200-1/2, EX220, EX300,EX300-1/2/3,EX400 ... -5, MS180-3, etc. 5.Picture6.Certification7.Enterprise Honor Komatsu,Hitachi,Kobelco,Caterpillar excavator bucket pin