Feature: 1. The kit contains 90° positioning square, screw rods, adjustable fixed blocks and nuts, it is a very useful woodworking tool kit. 2. With a standard right angle, fixture fixing and angle detection are more accurate and fast. 3. Made of ABS and fiber engineering plastics, with light weight and high hardness, scratch resistance and corrosion resistance. 4. With metric and imperial scales, it has strong practicability and can be adapted to various sizes of woodworking DIY projects. 5. Used to clamp boxes, picture frames, cabinets and outer corners, etc., to assist in fixing during the gluing process. Specification: Item Type: 90° Positioning Square Model: B Type 2 Sets Material: ABS and fiber engineering plastic Measurement Scale: Metric + imperial Uses: Woodworking tools for making cabinets, picture frames, etc.. Package List: 2 x 90° Positioning Squares4 x M8 Right Angle Screw Rods4 x Adjustable Fixed Blocks4 x M8 Plastic Nuts