Feature:1. Made by aluminum alloy, stuidy and won\u0027t bend.2. Features easy-to-read accurate scales.3. O-ring mechanism swivels during operation and ensures smooth \u0026 accurate read on inside/outside corners.4. Two scales transfer your work angle directly to the miter saws for an accurate miter cut, and single-cut.5. Use inner scale reading to set miter saws settings for an accurate miter joint cut.6. Use outer scale to miter saws settings for fitting a single-piece to angle.7. Perfect for crown molding, miter cuts, carpentry, plumbing, metalworking and more.Specification:Features:Made by aluminum alloy, stuidy and won't bend.Features easy-to-read accurate scales.O-ring mechanism swivels during operation and ensures smooth & accurate read on inside/outside corners.Two scales transfer your work angle directly to the miter saws for an accurate Miter cut, and Single cut.Use inner scale reading to set miter saws settings for an accurate miter joint cut.Use outer scale to miter saws settings for fitting a single piece to angle.Perfect for crown molding, miter cuts, carpentry, plumbing, metalworking and more.Specifications:Material: aluminum alloyItem weight: 171g / 6ounceItem size: 185 * 63mm / 7.3 * 2.5inPackage weight: 187g / 6.6ouncePackage size: 188 * 70 * 20mm / 7.4 * 2.8 * 0.9inPacking List:1 * Protractor1 * User ManualPackage List:1 * Protractor1 * User Manual