Brand: Starrett
Starrett MV7051475 Center Gage with Double Depths of American National - Model C391 - USA Standard 60°–14ths, 20ths, 24ths, 32nds Graduation
SKU: FTS-MV7051475
MPN:
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Short Description
Starrett 51475 Center Gage with Double Depths of American National - Model C391 - USA Standard 60°–14ths, 20ths, 24ths, 32nds GraduationFull Description
| Type | Center Gage with Double Depths of American National | Graduation | American Unified National Standard, 60° |
| Model No | C391 | Thread | USA Standard 60° |
• Two types for Am. Nat. U.S.A. 60° Std. or Whitworth - English 55° Std. has scale graduated in 14ths, 20ths, 24ths and 32nds for finding number of threads per inch. No. C391 has table of double depths of threads for determining size of tap drills • All gaging surfaces ground.