Enhance your precision in various tasks with the full-circle protractor angle ruler featuring a 360° rotating indicator . This tool is Suit for geometry lessons, allowing students to understand angles better, and for professionals to measure joint movements accurately. The clear plastic design and rotating make it easy to use and read, ensuring you get the most accurate measurements every time. Features -Color:Sky-blue -Material:Plastic -Size:10.00X10.00X1.00cm/3.93X3.93X0.39in -Precision engineering: the protractor with a 360° rotating indicator offers precise angle measurements, essential for accurate drawing and measurement -Ease of use: with its clear engravings and simple operation, this protractor is userfriendly, requiring no complicated steps and saving time -Wide application: ideal for use in drawing, architecture, engineering, and woodworking, this protractor meets the diverse needs of various industries -Durable and reliable: constructed from plastic, this protractor is resistant to corrosion and designed for use, ensuring high reliability -Efficiency improvement: by providing accurate angle measurements, this tool reduces errors and enhances efficiency, saving Package list: 6 x protractor