10 in 1 3D Woodworking: Square, protractor, dovetail template, round hole, parallel line, vertical line, drill positioning, T-stroke shape, 45° angle, 90° angle, ten common angles can satisfy your different demand. Durable Material: Woodworking measuring ruler is made of high quality aluminum alloy, which has high hardness, wear resistance, rust resistance, durability and no deformation. Clear Scale: 3D miter angle ruler clear reading, easy to read. You don't have to turn around when measuring. Simply slide to mark the left and right angles of 45 degrees or 90 degrees. Wide Applications: Angle measuring ruler.Suitable for processing three-dimensional workpieces, e.g. beams, square timber, square and tubular pipes, hollow and solid, aluminum alloy, wood, stainless steel, marble, etc. It is a great gift for a carpenter or plumber. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer