High Quality MaterialThe miter saw protractor is made of excellent aluminum alloy, which has strong wear resistance and corrosion resistance. The protractor is durable and strong than other plastic angle finder scales. Precise MeasurementAluminum angle protractor with easy to read laser etched precision scales, the protractor allows a direct reading of the angles with the miter saw. The protractor offers two scales for single cut and miter cut, an outer scale for measuring a single cut and an inner scale for measuring a miter cut. 360 ProtractorThe protractor takes support any angle measurement from 0 to 360, which can provide you with the exact angle you need. Perfect for miter cuts, simple cuts, compound miter cuts, included conversion chart, protractor and roof pitches. Easy to Use and CarryThe Angle Finder for miter saw is suitable for outdoor use with an engraved dial and two easy-to-read scales that make it less complicated to use. The angle finder has an adjustable and foldable design, so it is easy to transport and store. Wide Range of ApplicationsPerfect for crown moldings, trim work, plumbing , metalworking and a variety of other woodworking applications. Whether you are a professional or not, our angle finder is perfect for you.