Features Widely application : The square carpenter tool as a protractor, miter, line scriber saw guide, framing square, construction square and a triangle ruler, it can be used to measuring angles, check for aquare, a saw guide, adjust sawa, drawing circles, mark boards for ripping, leveling, finding roof pitch and so on. Easy to Use: Rafters Square can be allowing the measurement of angles and pitches, adjust to the required angel, adjustable the middle lever, tighten the nut positioning to achieve precise positioning, a useful feature when making repetitive cuts, comes with a conversion table, which is easy to use. Multifunction: framing square carpentry tools is used for angle measuring and a saw guide for cutting. Protractors can be used with square saws for cross cutting or diagonal cutting. The combination square can do a very quickly measuring or marking angle from 0 to 90 degrees, and as a saw guide for 45 and 90 cuts. Accurate Clear Scale: The escuadras de carpintero scales are calibrated by professionals before production. The scales lines are laser-printed, the quick square finishing features low glare and protective powder coated, which is clearly visible, easy to read, and will not wear out throng a long time. High Quality: The carpenter-square 7 inch is made of Aluminum Alloy, solid-aluminum alloy construction for durability. Notice 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: aluminum alloy