1、[Accurate Measurement] This 6 inch metal ruler features a wide slider, allowing for accurate measurements of various drawing tasks for mechanics, woodworkers, mathematicians, engineers. 2、[Secure Slide Adjustment] The adjustable slider can be locked tightly by 2 screws for reliable surface measurements, without loosening during use. 3、[Enhanced Measurement Accuracy] The end slot design stabilizes the pencil tip, enabling excellent control of parallel lines and preventing slippage for more accurate data. 4、[Lightweight and Portable] The compact woodworking scribing ruler can be easily carried in a woodworking apron or hung on a tool wall, providing convenient accessibility at all times. 5、[Versatile Use] This marking measuring tool is perfect for woodworking, DIY projects, crafts, and more, serving as the ideal measuring instrument for every carpenter.