set square 45/177 transparent brown

Set square 45/177 with a protractor made from smoky transparent polystyrene. The precise screen printing technology is used for the scale printing. The scale printing is resistant to wear and tear in normal use. Accuracy of the length scale is 0,2% of length. In addition to the length scales on the leg the set square has an arc cut-out with protractor scale 0-180° for measurement and drawing of angles. The set square is designed for drawing and technical drafting in schools and office. The benefit is combination of the set square with the vertical and 180° protractor into a single product. Packed in printed polyethylene bag with EURO hanger.