With the Mitutoyo 129-114 depth micrometer, you inspect blind holes, bores, steps, and keyways with dependable accuracy. The wide 100x16 mm base delivers stable, tilt-free positioning across reference surfaces. Utilizing three interchangeable measuring rods, you cover a versatile 0 to 75 mm range with precise 0.01 mm graduations. The integrated ratchet stop ensures a consistent measuring force on every check, providing repeatable results during precision quality control and machining inspections in the workshop.