Aluminum Alloy Bevel&Corner Protractor carpentry tools

This angle finder rule is made of rugged aluminum alloy, it is lightweight and foldable, making it easy to store and carry; this will not be quickly worn out by laser etched scales; with metal knobs, the inter guage will easily lock in angles. It’s easy to switch and easy to read the markers. This angle measuring device could even measure any width accurately by stiffening or loosening the screw,