Application: Two Arm Angle Finder Protractor Design: the combination of ruler and protractor makes it can measure length (0-10 cm/ 0-4 inches) by fixed ruler and measure length (0-10 cm/ 0-4 inches) by moving ruler, semicircular protractor at the top can measure from 0-180 degrees left to right and right to left.
Easy to Use: Protractor and ruler of angle measure tool are precision laser etching, the readings are clear and accurate, easy to read.
Material: Angle finder protractor is made of quality stainless steel
Wide Uses: round head protractor is suitable for engineering, angle measurement, student drawing, architectural design, carpentry, length measurement, ideal gift for students, craftsmen, architects and designers.