Mitutoyo 128-101 With this Mitutoyo 128-101 128 Series Metric Depth Micrometer, you can easily take precise metric depth measurements. The ratchet stop provides a constant force. Features Captures metric measurements of depth Equipped with a 4 mm measuring rod and delivers results within ±3 üm Built with a measuring rod clamp Ratchet stop delivers a constant force Mitutoyo 128-101 Specifications Range 0 to 25 mm Accuracy ±3 üm Graduation 0.01 mm Product Width 0.63" (16 mm) Product Height 2.5" (63.5 mm)