673MXZ Direct-Reading Bench Micrometer

673X, 673MX Direct-Reading Bench Micrometers
Direct-Reading Bench Micrometer, Speeder Thimble, Carbide Anvil, 0-50mm Range

The Starrett 673 Bench Micrometer is a high precision instrument, ideal for bench use either in a shop environment or inspection laboratory. It can be used as a comparator measuring to fifty-millionths of an inch (.000050") or two-thousandths of a mm (0.002mm) or for direct measuring to .0001" or 0.002mm. Work lengths up to 2" or 50mm can be measured. Head: 0-50mm Range, 0.002mm Grad with Case, Carbide Face.

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  • Quick reading graduations
  • High accuracy
  • Adjustable work table centered beneath the anvil and spindle
  • No glare Starrett satin chrome finish
  • Base is a heavy, rigid casting, incorporating at the left end a movable anvil
  • Friction-free motion transfer mechanism between the anvil and the indicator
  • Furnished with a speeder
  • Ring-type knurled lock nut for quick and sure locking
  • Spindle and anvil are carbide faced


  • Made in America: Yes
  • Micrometer Type: Direct-Reading Bench Micrometer
  • Range (mm): 0-50mm
  • Graduations (mm): 0.002mm
  • Anvil/Spindle Material: Carbide
  • Anvil Type: Flat
  • Spindle Type: Flat
  • Lock Nut Type: Knurled Ring Type
  • Thimble Type: Speeder
  • Case Type: Wood case




    Catalog 33 - Section 1 - Micrometers
    The L.S. Starrett Company

    In the hands of a skilled operator, the precision micrometer is the most accurate hand-held tool available. When close measurements are necessary, the micrometer is the ideal tool for the job because measurement and reading are on the same axis and the anvil end is supported by a strong frame.

    [69 pages]

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    California Proposition 65 Warning

      WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov