... Polished surface 1-Bar 2-Bar,3-Bar,5-Bar patterns Up to 0.25" thickness Up to 48" ... provide mill-finish and polished surfaces, in a variety of patterns, such as 1-Bar (also known as Diamond-style, ... 2-Bar, 3-Bar, and 5-Bar patterns. We can supply the following products:*Aluminum Extrusions in the ... Diamond style), 2-Bar, 3-Bar, and 5-Bar Patterns*up to 0.25" thickness*up to 48" width in ...