fit rod

== English == === Noun === fit rod (plural fit rods) (shipbuilding) A gauge rod used to try the depth of a bolt hole in order to determine the length of bolt required. === References === Edward H[enry] Knight (1877), “Fit rod”, in Knight’s American Mechanical Dictionary. […], volumes I (A–GAS), New York, N.Y.: Hurd and Houghton […], →OCLC. “fit”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.