This is a genuine Mitutoyo 12" combination protractor set, model number 180-503, made in Japan and Brazil. The protractor type is a combination protractor with a measuring range of 0-180 degrees and a blade size of 12.00 inches. The brand is Mitutoyo, a trusted name in the business, office, and industrial world.

The set is perfect for use in metalworking inspection and measurement, and is a must-have for anyone in the CNC, metalworking, and manufacturing industry. With its high-quality construction and precision measurement, this combination protractor set is sure to provide accurate and reliable measurements for all your metalworking projects.