Features and Benefits:�Solid brass material�Brass has lacquered finish to resist corrosion�It is 2 in. wide�8th and 16th graduationsThis 2 Ft. aluminum straight edge has easy reading in.scale graduations which read in 8th and 16th. It has a 2 in. wide heavy duty aluminum frame that makes this tool more durable. It is a great tool for measuring surfaces up to 2 Ft. long.