1、DURABLE MATERIALS: The woodworking scriber ruler is made of aluminum alloy material with a surface that has been anodized and digitally machined to be wear resistant, rust resistant, durable and not easily broken 2、EASY MARKING: Find the hole corresponding to the scale, insert the pen into the hole, move the T shaped ruler along the edge of the workpiece, draw a horizontal or vertical line, you can easily and accurately mark the target 3、EXACT AND PERFECT: The exact mark T ruler follows the edge of the workpiece, marks perfectly placed horizontal or vertical lines, and micro mark holes and slots place your marks exactly in the right place, making woodworking ruler the perfect tool for you 4、MAIN USE: Square layout scriber is used to draw desired dimension and lengths on wood, which is an important marking and measuring tool for DIY woodworking 5、WIDE APPLICATION: This T square woodworking ruler scriber is suitable for woodworking location, marking, and measurement, widely used for cabinetry work in the layout of cabinets, bookcases, shelves, desks, and more