This is a LARGE square only. I love that it is highly visible in my shop and that I can now mark lumber up to 12" wide without having to move the "normal" square from one side of the board to the other. While it's not a precision tool, it's perfectly adequate for its purpose.
π¬οΈ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review
π Dioxide Controller for Digital Gas Monitoring
5 Review
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review