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Full Hole (F.H.)

PMC Lone Star manufactures API Full Hole (F.H.) working, reference and regional master gages per API specification 7-2 for sizes from 2-7/8 to 6-5/8 inches in diameter.  All working gages are manufactured and certified using a certified API reference master gage as required by the standard.

FULL HOLE (F.H.)
SIZET.P.I.T.P.F.THD FORM
2-7/853V-0.040
3-1/253V-0.040
4 (NC40)42V-0.065
4-1/253V-0.040
5-1/242V-0.050
6-5/842V-0.050