Dorsey Metrology International Inc

Poughkeepsie,  NY 
United States
  • Booth: 3218

Dorsey Metrology International is a U.S. manufacturer of High Precision Hand Tools, Optical Comparators, and Coordinate Stages.   

Dorsey’s hand-held product-line includes:

  • INDICATORS: Proprietary Jam Proof Dial Indicators with resolution to 0.00002", Traditional Indicators, Long-Range Indicators, and Digital indicators.
  • GAGES: Bore Gages, Snap Gages, Comparator Stands, Large Diameter ID/OD Gages and Set-Masters (Fixed or Adjustable), Ring Gages, Groove Gages, Bench Gages, Depth Gages, Countersink Gages, Chamfer Gages, and more.
  • CUSTOM: Dorsey offers an industry leading design and build department that offers complete custom solutions for the most challenging applications.

Dorsey’s complete line of U.S. built and designed Optical Comparators offer uncompensated absolute inherent accuracy that are built for your shop floor.  Our comparator sizes range from 14" to 32", are available as manual or CNC and can be equipped with our complete line of tooling, fixtures, and coordinate stages.


  • ISO 17025:2005
  • WBENC certified WBE.

 Other services include:

  • Contract Machining, Inspection, and Assembly.  


  • #1 Dorsey Standard Bore Gage
    The #1 Bore Gage is the newest addition to the Dorsey Standard Bore Gage product line that has been an industry standard for over 80 years. The #1 Bore Gage gives users loyal to the standard line the ability to easily measure I.D.’s less than 1.0”....

  • The Dorsey Standard Bore Gage line has continued to grow and improve under the Dorsey name after being discontinued by other manufacturers.  The #1 Dorsey Standard Bore Gage allows operators to measure internal diameters between 0.625”-1.00”.  The #1 Bore Gage features Dorsey’s high amplification jam/shock proof indicator built directly into its precision machined aluminum housing and offers indicator graduations as fine as 0.00005”. The gage comes standard with steel contacts and is ideal for measuring small internal diameters with depths of less than 3.5 inches.  
  • Carbon Fiber SSG Snap Gage
    Dorsey’s Carbon Fiber SSG Snap Gage is an improvement on the Dorsey’s SSG Snap Gage product line that utilizes the benefits of carbon fiber to increase the gage’s ergonomics, accuracy and durability....

  • Dorsey’s Carbon Fiber SSG Snap Gage is best suited for measuring outside diameters greater than 7 inches and can be customized to measure outside diameters well beyond 24 inches.  The gage can be equipped with any of Dorsey’s traditional, digital or high amplification jam/shock proof indicators, which are mounted on a rotating collet.  The SSG Series Snap Gage comes standard with two carbide square solid lapped anvils, and a nylon backstop to ensure consistent measurements, but is also available with interchangeable blade anvils.