1935 Lufkin Screw Thread And Tap Drill Sizes Gauge - Nc Nf Npt

US $47

  • West Chicago, Illinois, United States
  • Jan 30th
Older estate find, this auction is for a Lufkin wheel gauge  for screw threads and tap drill sizes. Charts on one side are for N F or S.M.E. STD MACHINE SREWS - N C OR A.S.M.E.  SPECIAL MACHINE SCREWS - N P T PIPE THREADS . Dial gauge on the other side allows you to dial in SIZE OF TAP  which then tells you  THREADS PER INCH and SIZE OF TAP DRILL. The outer circle has fraction sizes  and the side window will give you the Decimel Equivalent.  Gauge is 3 5/16" in diameter and is in good shape. Handy pocket tool or for the workbench. Gauge has some type of clear coating on the paper. All my auctions are sold as found so please email all questions before bidding. i offer 1st class mail in a padded envelope [ will back with cardboard for protection ] or priority mail in a box. Thank you for looking. 
Condition Used :
An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections.
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