... stainless steel car exhaust pipe/tube 1.Appliccation:exhaust system 2.Perforated round hole stainless steel car exhaust pipe/tube ... description: 1) Standard: JIS, AISI, ASTM, DIN2) Outside diameter: 6mm to ... Surface: mirror polish, satin finish8) Applicati7n: exhaust system9) Perforated round hole10) Packing:as customer' ...