With its lightweight and portable designs, this aluminum ruler is easy to carry and for use in various woodworking setting Drawing compasses, used for repeated measurement or drawing arcs and Circles Used as a professional carpentry Compasses for woodworking, metal processing or leather products Crafted from Aluminum, simple and daily maintenance, wear resistant Whether you are a professional woodworkers or a enthusiasts, this positioning ruler is essentialtool for ensuring precise and efficient woodworking result, Manufacturer: Kaeltsyn