Lengthened size—perfect for stair stringers layout, rafter layout, and similar tasks. Easy layout on any material, especially useful when there are crevices at the edge of the wood. Patented product. Recessed cutout design allows alignment with ruler marks on the frame; the marks remain visible through the concave cut when the gauge is fully inserted, increasing the usable area. Dedicated storage feature—the gauge includes a steel wire rope to secure it in place and prevent loss. Lightweight and easy to store; can be hung on a work bag, magnetic tool panel, or rack. Made of anodized aluminum alloy. Hexagonal plane provides increased friction for better handling and performance. Multiple functions: stair stringers and rafter layout, rip guide for circular saw, framing attachment, marking repetitive angles, and guiding angle cuts. Material: Aluminum alloy Color: Blue Package Contents: 2 x Auxiliary Clip Ruler Note: The package includes only the items listed above; other products are not included. Due to lighting effects and differences in display screens, the color of the item may vary slightly from the images shown. Measurement may vary by up to +/- 1-3 cm.