Mitutoyo 3-Point Internal Micrometer Holtest Set 100-200mm (4 pcs.) 368-994A Mitutoyo internal micrometer set consisting of individual gauges, the appropriate setting rings and an extension tube for depth measurement applications. Contact surfaces made of hardened steel. A ratchet guarantees repeatable measurement. Specification Digital Analog: Analog Inch Metric: Metric Range: 100 200 mm Graduation: 0,005 mm Individual ranges: 100 125, 125 150, 150 175, 175 200 mm Scale: Thimble and sleeve satin chrome finish, Up to 12 mm :