1. CREDIT CARD SIZE MULTITOOL FOR ENGINEERS This lasercut pocket tool includes a ruler, protractor, and compass. From lab work to DIY projects, it is the ultimate companion at work. Metric or imperial? No problem. 2. For precise technical drawings – With the drawing tools ruler, protractor, and compass, you are always ready to take a measurement quickly or accurately sketch a design. From the wooden workbench, this multitool is your centimeter, millimeter, and ruler with an angle precision of 5 degrees. A must for engineers, architects, machinists, technical draftsmen, field technicians, and practical professionals. 3. Packed with Technical Reference Information – You'll never have to look up basic technical equations, physical constants, or unit conversions again. It is not just a ruler but your quick reference book when you are onsite or at work. Architects, carpenters, and electricians – put it in your pocket and save time looking up conversions! 4. Draw blueprints, calculate, and create precise drawings. for students, professors, engineers, and mechanics. Surprise yourself or those who love gadgets with a unique gift. An ideal graduation gift.