Round Type 0-13mm Range Micrometer Head Measurement Measure Tool Rotation SmoothSuitable For: Optical instrumentation platform displacement amount of the fine adjustment. For XY table suitable for fine adjustment of a variety of precision instruments, and measuring equipment. LCD production and testing equipment. The liquid crystal prism camera positioning and loading. An optical fiber positioning, optical communication system products and testing equipment. The semiconductor manufacturing equipment and inspection associated evaluation device. Used for machine tools, fixtures, special measuring tools and other equipment adjustable micrometer precision parts need to have a place 8DVD, MD, CD-related read and write optical pickup lens production and testing equipment. Specification: Material:Metal Color:Silver Product Range: 0-13mm Needle Type: Round Accuracy: 0.01mm Dimension:15 x 64mm/0.59 x 2.52"(Dia x L) Weight:34gPackage Include: 1 x Micrometer Head Measure Tool