Features: Od:6mm-820mm;1/4¼32 Thickness:1mm-50mm Length:1m-12m Standards:astm a269 a312 , a213, gb/14976-2002, gb/13296-91 etc Materials:tp304 tp316 tp304l tp310s Surface:primary colour, malt, mirror face, wire drawing Productions ruquiremen:cold drawing, precision rolling Packing: plastic bags for each piece then packed in seaworthy Payment:30%deposite before manfacture , balance before shipment 10. Delivery date: min.25 days.