Specifications Name:Movable dovetail scribing ruler Material: Aluminum alloy Thickness of dovetail gauge piece:1.2mm/0.05inch Size:350x54x25mm/13.78*2.13*0.98inch Ruler thickness:11mm/0.43inch Multiple Dovetail Templates: Features six ratios (1:4 to 1:9), perfect for precise board splicing and corner connections across different types of wood. Precision and flexible grooved design: The grooved ruler and movable stops ensure stable, precise markings without slipping. Easy to adjust for any project. One tool with multiple uses: Detachable templates and angle guides make it suitable for tasks like panel splicing, crack repairs, and more. Dual Measurement Scales: Offers both metric and imperial measurements with clear, wear-resistant markings for long-term use. Innovative Design for Efficiency: Equipped with a long ruler, end stops, and angle components, making marking effortless and boosting productivity. Package 1* Adjustable Dovetail Marking Ruler Set