Stanley Hand Tools 45-300 16" x 24" Aluminum Carpenter Square
High-quality aluminum for maximum durability
Durable, embossed graduations and figures for easy reading
Provides helpful reference conversion tables such as new lumber scale, decimal equivalent table, metric conversion table, formula for squaring a foundation, 45 deg, 60 deg and 30 deg angle markings, volume and area formulas, wood screw gauge table, nail sizes (common and finish), quantity per pound and depth scale.