The Fowler No. 52-253 series of outside micrometers features exceptional quality and accuracy. Distinct figures and graduations on the non-glare, satin chrome background permit easy reading, and the ribbed frame allows for measuring with extra ease and comfort. • Range: 0 - 6" • Carbide tipped measuring faces • Graduation: 0.001" • Diameter of measuring faces: 0.256" • Positive locking screw • Anvil and spindle hardened and precision ground with microlap finish on tips • Includes standard with sizes 2" and over