Multifunctional Folding Triangle Ruler: Joiner's Square Folding speed square, 6 inch folding extension arm can meet 6 inch or 12 inch layout needs; when opened, the measuring distance will increase. When folded, the storage space will be reduced, making it easy to carry. It has 2 measurement units, metric and imperial, which is more convenient for your measurement habits. Adjustable Carpenter's Square Tools: The triangular ruler can be bent and the angle can be adjusted; use the carpenter squares adjustable positioning tool to freely choose the angle, after adjusting to the desired angle, tighten the positioning nut and press the center pull rod to achieve precise positioning; a variety of measurement functions, suitable for different scenarios. High Quality MaterialCarpenter's Square: The carpenter's squares are made of high quality aluminum alloy, with a matte black finish to avoid glare, corrosion resistance and good oxidation resistance, not easy to break. Stainless Steel Needle Square Carpenter Carpenter: The inner magnetic ruler can be kept intact, not fall off not easily and has a long service life. Concealed stainless steel scriber with line on the end, screwed and fixed on the ruler body, not easy to fall off and easy to carry. Widely Used Speed Square: ruler multi-functional woodworking folding triangle, can draw 45-90 angle, balance line, vertical line and draw equidistant center point and adjustable positioning knob corresponding to all intersection points of the drawn line and the edge are equidistant. For drawing slopes, chamfering the ends of the roof rafters and opening the beaks. Product Multi-functional folding joiner square joiner carpenter increases the measuring distance after opening, saves storage space after folding and is easy to carry. The foldable unfolded part of the square ruler is 160mm (6 inches), and the unfolded part is 157mm long when it is retracted; the total unfolded length is 317mm (12 inches). A strong magnet is embedded at the top of the unfolded part of the joiner bracket to fix it, and it is not easy to fall off. Carpenter's squares also have a hidden threaded stainless steel scriber. Folding triangular ruler with adjustable positioning tool for free choice of angle. Uses: Multi-functional woodworking folding triangular ruler, can draw 90 angle, balance line, vertical line and equidistant center point and all intersection points of the drawn line and the edge corresponding to the adjustable positioning button are equidistant. For laying out slopes, chamfering the ends of roof rafters and opening beaks. The multifunctional triangular woodworking ruler adopts a foldable design, which is easy to open, does not fall off 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 multi-function woodworking triangular ruler has a built-in hidden stainless steel drawing needle, which can be used as another pencil for you. The powerful magnet of adsorption of the multi-function triangular woodworking ruler makes the e extension arm more stable and it will not be demagnetized after long-term use. The multi-functional triangular woodworking ruler has a vertical line tracing groove every 5mm, which allows 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*2.5cm Weight: 345g Application: carpentry, decoration, construction.