1、The foldable ruler rod can lengthen the measuring distance and make it more convenient to use. 2、After being folded, the ruler can save space effectively and more convenient to carry out. 3、One ruler for multiple purposes, angle measurement, quick work and higher efficiency. 4、The tail contains a stainless steel drawing needle, which can be used as a marking tool. 5、Sophisticated production, with stable performance, brings you more convenience. Item Type: Folding Triangle Ruler Material: Aluminium Alloy + Stainless Steel Unfolding Size: Approx. 316x188mm/12.4x7.4in Folding Size: Approx. 166x188mm/6.5x7.4in Thickness: Approx. 8mm/0.3in Protrusion Thickness: Approx. 25mm/1in 1 x Folding Triangle Ruler