With its innovative and easy-to-use design, this indispensable tool helps you to quickly and accurately determine the square-ness of your projects. By effectively preventing the measuring tape from slipping you can be confident in the accuracy of your diagonal measuring results. Angle marks allows for quick referencing.

• FUNCTION: Allows your tape measure to stay in place, preventing it from slipping off the corner while measuring diagonals.
• FEATURES: An adaptive design with a 90° inside corner that securely straddles any outside corner, and rotates 360° to accommodate any rectangular object
• EASY TO USE: Utilizing a powerful earth magnet, this corner measuring attachment couples seamlessly to your tape – Possesses a universal design with a 1-1/8” slot to accommodate measuring tape hook
• APPLICATIONS: Tape measure adapter perfect for any square or rectangular work piece, including projects such as drawer assembly, cabinet and frame building, or making wood boxes for crafts and storage