Features Durable Aluminum Alloy Material: Crafted from wear-resistant and durable aluminum alloy, ensuring long-lasting performance and resistance to rust. Versatile Backboard Design: Features a movable corner backboard and fixed corner backboard for easy and precise woodworking applications. Two Usable Lengths: Offers two usable lengths, 280mm and 380mm, providing flexibility to meet various woodworking project requirements. Wide Scope of Application: Suitable for drawing required sizes and lengths on wood, grooving, positioning, splicing, inlaying, and more, making it a valuable tool for woodworking. Precision Marking Tool: Enables accurate line drawing, ideal for precise woodworking tasks, ensuring professional and high-quality results. Specification: Item Type:T Type Ruler Product Material: Aluminum Alloy Usable Length: Approx. 280mm/11.0in, Approx. 380mm/15.0in Package List: Item Type:T Type Ruler Product Material: Aluminum Alloy Usable Length: Approx. 280mm/11.0in, Approx. 380mm/15.0in Note: Pay attention to the scale of the ruler Package List 1 x T Type Ruler