Features: 1. **Material:** The 90-degree positioning square is made of aluminum alloy with an anodized surface, ensuring optimal durability and lightweight usability. 2. **90-degree angle ruler:** This 3D woodworking ruler features a clear scale in inches and millimeters for accurate length measurement and positioning. 3. **Ease of Use:** Beveled edges make it easy to handle and prevent damage to fragile cutting edges. 4. **Rounded Corners:** The beveled edges and rounded corners prevent hand injuries and deformation. It is easy to handle and won't damage fragile cutting edges. 5. **Wide Application:** This carpentry right-angle jig set is suitable for professional use in assembling and DIY projects, such as clamping boxes, drawers, cabinets, frames, and furniture. Specifications: * **Material:** Aluminum Alloy * **Color:** Red, Blue * **Type:** 1 pc without box, 2 pcs with box * **Size:** Approximately 12 x 12 x 1.6 cm * **Angle:** 90 degrees * **Shape:** L-type Package includes (optional): * 1 pc x Square Ruler or * 2 pcs x Square Ruler + 1 pc x Box