The product is a 0-4" Mitutoyo digital micrometer with a resolution of .00005" and .0001mm. Mitutoyo is a well-known brand in the field of precision measurement instruments. This digital micrometer allows for accurate measurements with its high-resolution capabilities, making it ideal for metalworking inspection and measurement tasks. The micrometer comes in a case for easy storage and protection when not in use, ensuring its longevity and maintaining optimal performance for precise measurements.