【2 in 1 Digital Angle Finder】It is 2-in-1 digital display angle ruler for measuring lengths and angles, both internal and external. The combination of a millimetre and inch scale ruler and a protractor makes it easy to measure internal and external angles. Great gift for dads, men and women who work in woodworking, construction, engineering.<br>【Stainless Steel Digital Protractor】The stainless steel material is hard and durable, which can prolong the time of this protractor. Laser etched measurements offer clear reading and years' usage.<br>【High Accuracy & 360° Measurement Measure Angles Tool】Accuracy of this digital angle gauge is ±0.3 degree. The ruler supports measurement between metric(mm) and imperial(inch), makes it can measure length (0~200 mm/0~7 inch) convenient and accurately.Hinge mechanism on the angle rule allows a full range of 0 to 360-degrees to measure inside outside and reverse angles.<br>【Angle Finder with LCD Display & Locking Function】Angle Finder Protractor comes with a large easy-to-read LCD display. For read it easily, this woodworking tool could be locked at any angle,and has zeroing button to reset angle finder tool at any time. It also comes with a Reverse Function Button, When you measuring large angle and doing reverse measurement,the display could read up-side-down.The function of automatic shut-off after 6 min saves energy of the battery.<br>【Easy Operation & Wide Application Angle Protractor 】Many uses, for example as miter saw protractor or for checking angle of blade on table saw or accuracy of miter saw, making angle cuts or measurements, trim / wall / corner angle measuring, bending tubing and metal sheets. Caution: This protractor for woodworking has sharp corners. Handle with necessary care.*SCRATCHES ON RULERS ARE RESULTED FROM TOUCHING WITH EACH OTHER. IT MAY APPEAR ON -NEW PRODUCT.