Combination Square Draper Tools 34704 300mm Aluminium Blade with Centre Head & Protractor matt black metal stock with machined faces, centre reversible protractor and brass adjusting screws, the protractor incorporates a spirit level and is clearly graduated 0°-180° in both directions, stock incorporates spirit level and scriber, an aluminium blade is graduated mm and 1/16″ one side and 1/2mm and 1/32″ on the other
