Features: 1.Each item is qualify checked with a unique Manufacturing Part Number label on the inner package;in order to confirm if it is authentic item sold by our store. 2.Any question,please contact and send us the MPN label information. 3.Good metal body with smooth surface, high durability and exquisite workmanship. 4.High harness blade allows you to plate the surface of wooden instrument easily. 5.Easy to handle,top choice for your replacement.