Westcott Products - Westcott - Flat Wood Ruler w/Two Double Brass Edges, 12amp;quot;, Clear Lacquer Finish - Sold As 1 Each - Precision-made of the finest kiln-dried lumber. - Sharply delineated numerals and graduations. - Both edges are double brass. - Lacquer coated for added for protection and durability. - 1/16amp;quot; standard scale on one side and metric on the other.