Wide Application: Right angle woodworking jig set for assembling and DIY tapping boxes, drawers, cabinets, frames, furniture cabinets, etc. Perfect for squaring cabinet shelves. Maintain a perfect square when assembling frames, cabinets, or just about any box. Some woodworkers even find it useful to incorporate them into their jigs and fixtures. Satisfaction, high utility, square efficiency. Professional Design and Easy to Use: Designed to be attached to boxes, picture frames, shelf cabinets and for outside corners, etc., to help square during glue-up. Place a square in the corner of the two pieces you need to square and secure it with a set of clamps. Available in 12cm, and comes in a set of two. Perfect 90 Corners: It will be easy to create precise 90 degree right angle woodwork, so essential to ensure balanced project results. Quickly and easily clamps onto squares. Suitable for wood/metal right angle/90 degree welding. Beveled edges, easy to handle and will not damage fragile cutting edges. Dimensions: 12 x 12 x 1.5 cm. Practical Positioning Squares: Durable, clear scale, high hardness, not easy to rust, easy to fix, suitable for more workpieces. Easy to carry, easy to use and will not damage the edges. Suitable for wood, metal right angle and 90 degree welding, etc. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be some color differences, please refer to the actual item received.