Models included: all micrometers from 103-913-50 and 103-915-10 in one set, 11 gauges. Weight: 9,300 g. Reading: 0.01 mm. Analogue. Graduations: graduated drum and sheath, Matt Chrome plated, Ø 18 mm. Measuring surface: carbide, rectified, finely lapped. Measuring pin Ø 6.35 mm, 1 drum turn equal to 0.5 mm with locking device. Metric unit of measurement. Supplied in cabinet, calibrator (from 25 mm), key.