The STARRETT NO. 483 2" to 3" Ratcheting Anvil Micrometer is a high-quality precision tool used for measuring outside dimensions. With a brand name of Starrett, this micrometer guarantees accuracy and reliability in its readings. The ratcheting anvil design allows for effortless measurements between 2 inches and 3 inches, making it ideal for metalworking inspection and measurement tasks. Its mechanical reading capability ensures precise measurement results, making it a valuable tool for CNC machining, metalworking, and manufacturing applications.