The Y Ruler, developed by Yuan Design Studio, is multi-functional measuring set, inspired by the ancient Brass Goniometer. It has been redesigned to offer enhanced durability and precision, embodying ...

Description This brass instrument combines a set square and a portion of a protractor. A scale along the outside of the long beveled edge of the set square is divided into units about 15/16 inches ...

We may receive a commission on purchases made from links. We all remember math class in grade school and being asked to calculate angles for a geometry chapter. Well, while you might not have realized ...