Features: The Zunate Multi Function Woodworking Ruler integrates height, width, diameter measurement, and angled marking in durability aluminum alloy tool, eliminating the need for separate squares, tape measures, or protractors during woodworking and carpentry projects. Engineered with a 1mm accuracy scale and 45°/90° angled markers, this small aluminum alloy ruler features an ergonomic slider for seamless center point positioning and multi dimensional measurements up to 47mm. Ideal for woodworking professional, handmade enthusiasts, and seeking reliability measurement accuracy in furniture assembly, processing, or intricate artistic projects. workshop tasks like cabinet installations, decorative wood carving, or component dimensioning with its erosion resistant design and integrated marking grooves for error release line drawing. Compact yet hard, this foldable measuring tool combines workshop efficiency with portability, reducing tool switching time while ensuring ±0.5mm consistency across metalworking, stone carving, and home renovation applications. Specifications: Component: Aluminum alloy Size: 6x6x1.3cm Properties: with slider/without slider Applicable scenarios: wood processing, wood planning Package Includes: H005 marker note: Please allow 1-2cm errors due to manual measurement.  Please allow for slight color differences due to different display resolution