This aluminum square is made of solid aluminum, resistant to , , not easy to break, with clear and precise scale, convenient to read 0-90: Has a 0-90 Protractor Scale Two Measurements: Metric and Imperial Measurements with Checking Angles is Quick and Easy : The Metric Triangle Ruler can be used as a protractor, miter, line plotter, marking with tile cutter, saw guide and tri/meter square, framing square and ruler, ideal for all construction and renovation projects Ideal for all projects construction, renovation and woodworking Suitable for all construction and renovation projects, including DIYers, Builders, Fabricators, DIY Enthusiasts, Artists and Work wood Very durable: This aluminum square is made of solid aluminum, resistant to not easy to be brokenwith clear and accurate scaleconvenient to read the value Angle 0-90: Has a 0-90 protractor scale. Two Metric and Imperial Measurements with Checking Angles is Quick and Easy : The triangular metric ruler can be used as a protractor, miter, line scriber, marking with tile cutter, saw guide and tri/meter square, framing square and ruler, ideal for all construction and renovation projects Ideal for all construction, renovation and woodworking projects Suitable for: Suitable for all construction and renovation projects, also for Hobbyists, Home Builders, Fabricators, DIY Enthusiasts and Artists and Woodworking 1.Please note that the new type and old type of this product will be sent randomly, and please make sure that it does not don't mind before