... Finish: Mill finish, anodized, powder coating 4. Various colors: Silver white,bronze,black,champagne,etc. 5. Machining: Cutting,punching,drilling,milling ... : Aluminum cast rod, angle bar, flat, square bar, T profile and U channel, special profiles,etc7. Certification: ISO90018. Strong technical ... different requirements. 9. OEM service available, customized design available Aluminum extruded profile