One Inch Travel Dial Indicator Easy to read 2 1/4" black face with white markings and red hands Crisp graduations Durable satin chrome finish Spindle rack pinions and gear trains are made of high quality steel componentsensuring long life Built to AGD specifications Vertical lug back configuration Graduations : .001" per line, 0.1" per revolution Includes set screw that locks bezel in place |