... 202, 301, 304, 304L, 316, 316L Outer Diameter: 6mm--219mm Thickness: 0.1mm---3.8mm Items: ... Round PipeOuter Diameter: 6mm, 8mm, 9.5mm, 10mm, 11mm, 12mm, 12.7mm, 13mm, 14.5mm, 15.9mm, 17.2mm, 17mm, ... 18mm, 19mm, 20mm, 20.2mm, 21mm, 21.3mm, 22mm, 23mm, 24.2mm, 25mm, 25. ... meter, special length can be customized.5)Tolerancea) Outer diameter: ±0.2mmb) Thickness: ±0.02mmc) Length: ± ...