For glass (mm) grade part code 12-16 duplex 2205 best g2-1 Material: stainless steel duplex 2205 Finish: satin finish or mirror finish Glass thickness:12, 14 or 16mm Due to the number of varying mounting conditions, anchors and mounting screws are not supplied. Best precision metal has talented engineers ready to help with your design needs. We have a modern cnc machine shop and best stainless is ground, buffed and polished by hand to a mirror finish to assist in making a quality part. In the passivation process after buffing, acid and rinsing remove surface contaminants from the products and produce a hydrous oxide film which enhances corrosion resistance. Every production shipment tested and certified