Range: 0-4", Resolution: 0.001'', 0.100" single revolution, direct reading to .001" in large clear dial/.-100, accurate to .001'' per 4"Hardened stainless steel, satin chrome finish, crisp engraved graduations, covered rack, deluxe caseMeasuring face hardened, precision ground and micro-lapped for absolute accuracy, for fine adjustmentsInside, outside, and depth measurementsClamp for repetitive setting