Mitutoyo's newly redesigned Dial Caliper. Features include... New designed dial movement for ultra smooth sliding and high shock protection. Titanium Nitride (TiN) coating is applied to the sliding surface to increase wear resistance. Can measure OD, ID, depth, and steps. Lock screw for dial bezel and for holding the sliding jaw position. Models available with carbide-tipped OD and ID jaws. Supplied in fitted plastic case. Specifications... 0-6" Measuring Range 0.001" Graduations 0.100" Per Revolution 0-100 Dial Readings + .001" Accuracy Purple Dial Face