More information about Carpenter Square Multi-functional folding carpenter square carpenter increases the measuring distance after opening, saves storage space after folding and is easy to carry. The folding unfolded part of the square ruler is 160 mm (6 inches) and the unfolded part is 157 mm long when retracted; The total unfolded length is 317 mm (12 inches). A powerful magnet is built into the top of the unfolded part of the carpenter's square to fix it, and it is not easy to fall off. The carpenter's squares also have a concealed threaded stainless steel scriber. Folding triangle ruler with adjustable positioning tool for free angle selection. Uses: Multifunctional folding triangle ruler for woodworking, can draw a 90 angle, a balance line, a vertical line and an equidistant center point, and all intersection points of the drawn line and the edge corresponding to the adjustable positioning knob are equidistant. For scribing slopes, chamfering roof rafter ends and opening beaks. The multifunctional triangular woodworking ruler adopts a foldable design, which is easy to open, does not fall or shake after folding, and is durable. The multifunctional triangular woodworking ruler increases the measuring distance after opening, saves storage space after folding, and is easy to carry. After the multifunctional triangular woodworking ruler can be adjusted to the desired angle, tighten the nut positioner and press the adjustable lever in the middle to draw the desired angle. The multifunctional woodworking triangular ruler has a built-in hidden stainless steel drawing needle, which can be used as another pencil for you. The powerful adsorption magnet of the multifunctional triangular woodworking ruler makes the extension arm more stable and it will not be demagnetized after long-term use. The multifunctional triangular woodworking ruler has a vertical line scribing groove every 5 mm, allowing you to draw vertical lines of different sizes. Specification: Material: Aluminum alloy Size: 1) Folding: 165*183mm Size: 2) Expand 310*183mm Packing size: 19*19*2.5 Weight: 345g Application: Carpentry, decoration, construction.