... colour,brushed, polishing 2.AAMA,DIN,ISO9001 industrial raw materials A. Alloy: 6063/6061/6005/6060 ... polishing, brushed, mill finish availableC. Procedure: Preciously Cutting, milling, drilling, punching, CNC machiningD.Advantage:Precious machining ... and cutting : length tolerance can be 0.5mm, hole ... .Any OEM is welcome. industrial raw materials