Westcott Drafting & Drawing Tools are some of the finest products of their kind for students & professionals. The commitment to meticulous quality & cutting edge innovation in measurement & art materials has earned an unparalleled reputation. This ruler features multiple coats of lacquer finish adding durability to this 12 long wood ruler. Single metal edge to preserve the edge when used for straight-line drawing or cutting. Scaled in 1/16 on front & metric on back. 1 1/8 wide x 1/8 thick. Ruler Type: Standard / Metric; Length: 12; Standard Scale: 1/16; Metric Scale: Centimeters; Millimeters.