Features 1、The right‑angle positioning ruler kit is mainly used for woodworking to assemble boxes, drawers, cabinets, frames, etc. 2、Has a standard 90° right angle, which makes the right‑angle splicing more convenient and accurate. 3、Using aluminum alloy material, appearance anodized treatment, has good wear resistance and corrosion resistance. 4、Can be used with a clamping tool to check and locate the wood board at the corner to glue or weld at a right angle. 5、The size of the positioning clip is 160 x 160mm, and there are different holes for you to fix it, which is more practical. Specification Item Type: 90° Woodworking Square Material: Aluminum alloy Specification: 160 x 160mm Range: Approx. 0-155mm / 0-6.1in Application: Used for splicing wood, blanks, and corners of wood products, etc. Package List 1 x Right Angle Ruler 2 x Plastic Nuts 2 x Adjustable Fixed Blocks 2 x Right Angle Screws