Double Edges 90° Marking : 3D triangular designs allows direct placement on wood edges for simultaneous double edges 90° right angles marking Precisions angles Marking : Features 45° and 90° angles limit posts for accurate line marking without repeated calibration, ideal for woodworking and DIYer projects Sturdy & Easy Assembly : Made from aluminum alloy with a split design for quick assembly using 3 screws and a hexangular tool, ensuring stability and longevity Multi angles Versatility : Equipped with multiple angles limit holes on the side for standard angles lines, ensuring precisely and consistent measurements every time Adjustable Hole Ruler : Bottom precisions holes transform it into a hole ruler for parallel lines at customizable spacing with ease, Manufacturer: Xjdzineq