The product is a set of four Mitutoyo height gages, specifically the Model ID-S112TX and 543-392B. These precision instruments are used in metalworking inspection and measurement, making them essential tools for CNC manufacturing and other industrial applications. With the Mitutoyo brand known for its high-quality measurement equipment, these gages are sure to provide accurate and reliable results for a variety of tasks. These units are essential for ensuring accurate measurements and quality control in a wide range of manufacturing processes.