... -T5, 6061/6082-T6, etc 2. Finish: Mill, Anodized, Powder Coated, brushing, sand blasting, etc 1. Material ... Temper: T4/T5/T6.3. Finish: Mill, Silver / Black / Red Anodized, Powder Coated, brushing, sand blasting, Painting, Polishing, ... finish, different length, the longest length is 7m for mill finish, and also based on the weight ... your design would be keep confidential. aluminium profile for roll up