... .out diameter tolerance:+/-0.001 3.length tolerance:+/-0.001 types of fasteners 1.Material: 3032.Product standard: ¢14.36*26.11mm3 ... surface roughness:0.1-0.8 4.Surface treatment:: kinds of plating (Zinc, Nikel, Chrome, Tin, Ag); Painting, Powder, Anodizing, E ... more experienced staffs so that could promise the top quality of all products in our company.Good service is also got ...