General description This 90 Degree Positioning Square is an essential woodworking tool designed for clamping boxes, frames, and shelf cabinets. Made from high-quality anodized aluminum alloy, it is durable, rust-proof, and built for permanent use. The precise 90° angle ensures perfect alignment when gluing, making it an invaluable tool for both professional carpenters and DIY enthusiasts. Technical specifications Material: Anodized aluminum alloy Dimensions: 12 x 12 cm Available in a pack of two Metric and imperial scales for accurate measurements Usage Ideal for aligning and clamping boxes, picture frames, shelves, and exterior corners Helps maintain straight lines and parallelism during assembly Easy to handle with a beveled edge that protects fragile cutting edges Other information Note: Place the square on the corners of the two parts to be joined, level it, and secure it with pliers.