Mechanical Micrometer Head, Range 0 mm to 25 mm, Resolution 0.01 mm/ 0.001 mm, Accuracy 0.002 mm, Dimension Type Metric, Mouting Hub Diameter 3/8 in, Operation Type Mechanical, Rotating Spindle (Yes/No) Yes, Spindle Shape Spherical, Thimble Type Ratchet, Includes Spanner, Lock Nut Type Spindle Lock, Long Form Calibration Certificate No, Maximum Measurement - mm 25 mm, Minimum Measurement - mm 0 mm, Scale Finish Chrome, Spindle Diameter 6.35 mm, Spindle Material Steel, Standards JIS B 7502. This item has been restricted from sale in the following state (s): []