[Dimension]Set includes 4 pieces * 90-degree positioning squares, which are a bright orange color. The length is 4"/100mm, thickness is 5/8"/16mm. Used to create perfectly square boxes, drawers, cabinets, frames, furniture cabinets, etc. [Perfect 90 45 22.5Corners]: The simple and easy to use square 90 will become your good helper for assembling cabinets, drawers, boxes. Near the center of the location ruler, there are 45 degrees and 22.5 degrees applied to measure the angle conveniently. [Embossed Graduation]: These positioning squares tools can serve as exacting measuring guides. Embossed graduations (in inches and millimeters) are molded into the squares on both side edges to provide convenient measuring. [Durable Material]These positioning squares are made of high-impact plastic construction that ensures optimal durability and lightweight usability. Which makes the positioning squares easy to clamp and strong enough to not flex. [Versatile Usage]With our 90-degree positioning clamp tools, Suitable for gluing and assembling boxes, drawers, frames, furniture, cabinets, etc. A woodworking locator can be utilized as a right-angle mold for quickly making workpieces like frames, right-angle frames, right-angle corners, and others. Specification: Material: Plastic Color: Orange Size: 4 inch, 100mm*24mm*15mm Package Includes: 4 x 90 degree L-type positioning squares.