1) Outside Diameter 1/8''-20''(6mm-630mm) 2) Wall Thickness sch5s- ... /TP304/316L/TP316L small diameter mirror polished stainless steel tube 1)Outside diameter1/8''-20''(5mm-425mm)2)wall thickness5s- ... 304, 304L, 316, 316L, 321, 310S, 17440, 1.4301, 1.4306, 1.4401, 1.4435, 1.4541, 1.4845, SUS304, SUS304L, SUS316, SUS316L, SUS321, SUS310S ... me. 316 small diameter mirror polished stainless steel tube