Remember when you had maximum accuracy It's time to know your angles with the WEN Adjustable Protractor. This handy measuring device provides quick readouts of any angle from 0 to 180°. Simply press the base of the protractor against your edge of choice and lock the swiveling ruler in place. This protractor is perfect for craftsmen, woodworkers, and contractors alike. Laser-etched CNC-machined degree and ruler markings maximize accuracy and precision, with white numbers on a black background for easy readouts. And because it's a WEN product, your adjustable protractor and angle gauge comes backed by a 2-year warranty and a helpful customer service line, all to make sure you remember WEN.