The customized swiss type machining part was used in optical device, the customer is AVIC. The material is stainless steel, the roughness is Ra 0.8 and the tight tolerance is +/-0.01MM. The precision swiss type machining part was made by longitudinal lathes, the Max. diameter we could process is 20MM. For these kind of swiss type machining steel parts, the ordinary materials are aluminum, brass, carbon steel, stainless steel and plastic. In addition, we can also do the ordinary finish treatment for these precision customized swiss type machining parts, such as zinc plating, nickel plating, chroming, painting, powder coating, heat treatment, etc.. If you have any inquiries for customized swiss type machining steel parts, please do feel free to send us drawings or samples for quotation.