C391 Starrett American Unified National Standard 60??ﾮ Center Gage
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C391 Starrett American Unified National Standard 60??ﾮ Center Gage

Code: C391
$28.23
Qty

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Product Description

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C391
Starrett Center Gage
60º American National

  • Extremely handy for use in grinding and setting screw cutting tools
  • Meet American National or U .S . 60º, Whitworth or English 55º, and Metric 60º
    standards
  • Very useful for finding number of threads per inch through graduations in 14ths,
    20ths, 24ths and 32nds of an inch on C391 and C396
  • C391 Gage also has a table of double depths of threads for determining size of
    tap drills
  • Made of spring-tempered steel with satin chrome finish
  • Ground gaging surfaces

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