Item Type: Woodworking Ruler Product Material: Aluminum Alloy Product Size: Approx. 33 x 4.2cm / 13.0 x 1.7in (Long), Approx. 23 x 4.2cm / 9.1 x 1.7in (Medium), Approx. 17.9 x 4.2cm / 7 x 1.7in (Short) Gross Weight: Approx. 212g/7.5oz Use: Woodworking Multi Functional Scribing Ruler 1[Wearable And Durable] Woodworking ruler is made of premium aluminum alloy with CNC process. The clear scale can be used tens of thousands of times without wear and tear. The surface is grinded and anodized for wear resistance, rust resistance, thick but light enough not to become rough. 2[With Stop] Woodworking slide ruler has a very fine notch on the ruler end. Set your stop, put a pencil in the notch and get a marking guage. The sturdy block is held in place with two thumbscrews to keep it on the ruler. Simply sliding it from the ruler and through the notch in the ruler blade will help stop and hold it in place in any position and prevent slippage. 3[Accurate] Woodworking scribing rulers have metric gauges in inches, which can easily be the desired woodworking measurement unit because of the measuring scale on both sides. Four edges feature an engraved scale incremented every 1/16 or 0.039in depending on style. The scale is clear, accurate and easy to read. 4[Vertical Measuring] When you need to measure vertically, slide the T type scribing ruler's stop and insert it into the cutting blade, then your straightedge has a perfect support to stay vertical. With 1/4, 1/2 and 3/4 depth measurement units marked on the side, you can meet a variety of measurement needs. 5[Combination Kit] A complete set of pocket marking measuring rulers in three combinations, including integrated sliding stop. It is the ideal measuring tool for woodworking, DIY, handwork and other professional rulers. Repeated measurements can be made in multiple boards.3 x WoodworkingRulerManual measurement, please allow some errors.