General description The 90 Degree Positioning Squares are essential tools for woodworkers, designed to ensure precise right angles when joining wooden boards. These squares can be used with clamps to position joints for gluing or welding, making them ideal for various woodworking projects. They are suitable for both inside and outside corners and can be secured with spring clamps or small F-style clamps. Technical specifications Sizes: 3 inch, 4 inch, 6 inch Material: High-impact plastic Measurement allowed error: +/- 1-3 cm Usage Creating square boxes, drawers, cabinets, and cabinet carcasses Securing small picture frames where larger squares cannot fit Utilizing in 90-degree jigs and fixtures Other information Package Contents: 1 x 90 Degree Corner Clamp Clamping Square Set Note: Light reflection and different displays may cause color variations