Starrett Metric Mul-T-Anvil Micro. Model number# 220M. Range: 0-25mm. Graduation: 0.01mm. Micrometer has a vise type frame which holds inter-changeable anvils. All three (3) Starrett Anvils are included. They are: approximately 3.13mm Round Anvil, stepped flat anvil thickness approximately3.13mm and 1.45mm,and approximately2.49mm V- Anvil. Ratchet stop and lock nut. Satin chrome finish provides no glare and resist rust. Micrometer can be used as height gage by removing vise jaw. Starrett micrometer wrench, Mitutoyo 25mm end measuring rod or standard, and Red Proctective Case included. FLAW: Micrometer has marking on it as shown in pictures (circled in red). Free shipping within the United States by way of USPS, Priority Mail, and free return within the United States ONLY.