The Vevor micrometer set is a 6-piece outside measuring tool kit designed for precise metalworking and engineering applications. It covers measurement ranges from 0-1" through 5-6" with accuracy up to ±0.0001" on the smallest range. Built with carbide-tipped measuring faces, a locking mechanism, and a ratchet thimble, it is designed for dependable and repeatable measurements. The set also includes calibration rods, wrenches, instructions, and a protective hard case for organized storage and portability.