The Insize 4799-1120 Protractor is an excellent choice for anyone who needs to measure angles. It comes with a satin chrome plated scale, making it both durable and easy to read. The Insize 4799-1120 Protractor has a total length of 8 11/16 in., with a head length of 8 11/16 in.. Its stainless steel blade measures 5 29/32 in. long and 4-11/16 in. wide. With 0 degrees to 180 degrees as its range, this protractor has an accuracy of +/-0.3 degrees. This angle finder also features a non graduated blade, making it useful for both vertical and horizontal measurements. The Insize 4799-1120 Protractor is the ideal tool that will help you get accurate measurements quickly and easily.