Angle measuring tool for e.g. construction object, has protractor mounted on base plate, and carpenter ink marker combined with protractor into single piece and equipped with retractable inking line fixed to protractor

摘要

The tool has a protractor (30) mounted on a base plate (10). A carpenter ink marker (20) is combined with the protractor into a single piece. The carpenter ink marker is equipped with a retractable inking line (21) fixed to the protractor. A receiving seat (11) is assembled on the base plate for receiving the carpenter ink marker. The base plate has a side equipped with a receiving space (13) for receiving a level (14).