Material: The 3D carpenters square is made of quality aluminum alloy, superior, high hardness, high toughness, wear-resistant, anti-oxidation and durable. About more than 10 multi-function: The 3d mitre angle measuring tool is square, protractor, dovetail jig, circular hole, parallel line, vertical line, drilling positioning, T-shaped tip, 45 / 90 angle ruler . For example. custom colors for labels. Measurement and transfer of angular dimensions. 45 degree and 90 degree angle stop / mark gauge for parallel lines. Drill sizes with the drill guide. Wide range of applications: The ruler square is suitable for processing three-dimensional workpieces, eg. beams, squared timber, square and tubular pipes, hollow and solid, aluminum alloy, wood, stainless steel, marble, etc., etc. It is a great gift for a carpenter or plumber. The accuracy of measurement: the woodworking measuring ruler itself Clear reading, easy to read and elegant in appearance. You don't have to turn around when measuring. Just drag to mark the left and right angles 45 degrees or 90 degrees. Functions: for three-dimensional marking - measurement and transfer of angular dimensions - stop at 45 and 90 - marking dimension for parallel lines - determination of the size of the drill with the mitre angle tool. It is more precise than other leaders.