About this item 【Wide Application】: The tool has more than 15 identification functions. Such as tiling and paving, stud walls, gables and paneling, in-fill panels, shop fitting and built in furniture. 【Versatile Adjustment】: Just change the tightness of the pen holder and the nut to draw lines of different shapes. Please lock and fix after each adjustment to ensure accurate accuracy. 【Easy to use】: Because the scale on the woodworking straight and arc scribing tool is clearly visible, it is more convenient to operate when drawing parallel lines and arcs. 【Compact】: The product is small in size and light in weight, and can be carried directly in your pocket. Its unique clip design makes it easy to carry and store. 【High Quality】: Made of high-quality aluminum alloy, the surface is anodized, which effectively prolongs the service life of the product.