Feature:Silver Range: 0-13MM Round Needles, Plat Type, Measuring Tool, Knurled Adjustment Knob, Micrometer Head, Measurement, Smooth RotationSuitable for:Optical Instrumentation Platform, Displacement Size, Precise Adjustment. The X-Y table is suitable for fine adjustment of various precision instruments and measuring devices. LCD production and test equipment. Optical fiber positioning, optical communication system products and test equipment. Semiconductor manufacturing equipment and inspection related evaluation equipment. Specification: Material: Metal Color: SilverProduct Range: 0-13mm Needle Type: Round/Round with Nut/Flat/Flat with Nut, You can mention them: 0.01mm Dimension: 15x64mm/0.59x2.52" (Diameter x L)Used for machine tools, fixtures, special measuring tools and other equipment, adjustable micrometers precision parts need to take place 8DVD, MD, CD related to read and write optical lens production transducer and test equipment. Package Included:1 x Micrometer Head Measuring ToolNote:1. Transition: 1cm=10mm=0.39 inch.2. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.3. Please allow slight manual measurement deviation for the data.