Key FeaturesPlunger travel of 1/4 inch, with removable contact tipLarge Diameter Dial - 1 3/5inch diameter dial with clear 0.001inch graduationsAdjustable dial face for zero setting with lock and tolerance pointersTwo Mounting Options - Mounting via the 3/8inch stem or mounting lug fitted to the back of the gauge with a 1/4inch diameter mounting holeRange - 0-1/4 inchDial Diameter - 1 1/2 inchGraduation - 0.001 inchStem Diameter - 3/8 inchLug Mounting Diameter - 1/4 inchOverall Length - 3 3/10 inch0-1/4 inch Range Imperial Dia
l Indicator Gauge with 1 1/2 inch diameter dial.