Starrett BEZEL/CRYSTAL ASSEMBLY #656

The Starrett 224, 224M Series Interchangeable Anvil Micrometers feature a wide range of measurement and flexibility. Each micrometer is equipped with a series of easily interchangeable anvils, thus providing the full range in steps of 1″ or 25mm with a single micrometer. This model features 0-4″ Measuring Range. Combination ratchet and speeder for uniform pressure and quicker adjustment. Recommended for mechanics, automotive service and machine shops, toolrooms, inspection departments and wherever gaging involves a wide range of measurements. This model includes these standards: 1″, 2″, and 3″. 0-4″, .001″ Grad.