Outer Diameter: 4.76mm to 15mm Coatings: copper, silver zinc, gold zinc, olive zinc, PVF, galfan. Packing Shape: cut to length, pancake coil, spiral roll, coils, staight pipe with fittings Application: Automobile brake line pipe Standard: ASTM A 254, YB/T4164 Certification: ISO9001 We have been supplying products to Canada, the United States, Russia, Spain, Turkey, Iran, Brazil and other countries for many years. We also make products according to your drawings or samples. If you are interested in our products or have any need, please feel free to contact us. We are looking forward to receiving your inquiries and sincerely hope to cooperate with you in the near future!