67131

469MHXSP Large, Super-Precision Micrometer Head 67131

The Starrett 469, 469M Series Large, Super-Precision Micrometer Head is our most accurate micrometer head. It is also available on special order with double graduations in red and black on the sleeve and thimble, permitting readings both ways with the spindle moving in either direction. This micrometer head has a 4-1/16" (103mm) thimble diameter and is graduated to .0001", .000050", 0.001mm, or 0.002mm for direct reading. It also has staggered graduations for easy counting and reading of lines. Spindle is carbide faced for long life. 0-25mm Range, 0.001mm Grad with Speeder, Carbide Face.

Features
Specifications
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Features

  • Starrett satin chrome finish - no glare - resists rust on all reading surfaces
  • Advanced sleeve design with staggered lines and distinct figures for precise and easy readability
  • Quick-reading figures
  • Extremely hard and stable one-piece spindle (the heart of our accuracy and long life)
  • Micro-lapped measuring face for flatness and squareness
  • Quick and easy adjustment

Specifications

  • Micrometer Type: Mechanical Micrometer Head
  • Range (mm): 0-25mm
  • Graduations (mm): 0.001mm
  • Spindle Material: Carbide
  • Spindle Type: Flat
  • Thimble Type: Plain
  • Accuracy (mm): +/-.00075mm