Features Use as a protractor miter or framing squarefor all building and remodeling projectsStrong die cast aluminum constructionMust have carpenters tool for framing roofing anglingmoreUsed to make precise right anglesas a cuttingdrawing guide features preset measurementsTri square meter square protractor line scribersaw guide all in one toolAlso useful for hobbyists home builders manufacturers artists Specification Material Aluminum AlloyColor SilverSize Approx 18 5cm x 18 5cm x 26cm Package includes 1 x MYTEC 200mm Aluminum Ruler Details pictures