High Quality Double Wire Fuel Line Hose Clamps Kit Apply to Automotive, Agriculture, Aviation, Material Handling, Marine, Plant & Construction. Material: Zinc Plated Steel φ5-30pcs, φ6-30pcs, φ7-30pcs, φ8-30pcs, φ10-20pcs, φ11-20pcs, φ12-20pcs, φ13-20pcs