Corner Angle Finder Ceiling Relics Square Protractor Adjustable Portable Aluminum Alloy Tool

- Using aluminum alloy material with good oxidation resistance, wear-resistant and anti-rust
- Can be freely extended for a variety of angle measurement, and can be changed at any time
- Place the tool on the work area, slide the ruler into the desired shape and tighten the screws, you can make a measurement then transmit and track to any material
- The multi-angle gauge can be slid and locked to any desired angle, thereby saving time and effort for repeated measurements
- The four-sided ruler can be slid and locked to any angle as a reusable template which can be used for endless applications