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1/4 64 NS 1 SET THREAD PLUG GAGE .250 GO NO GO P.D.'S = .2392 & .2354 1/4-64

YOU ARE PURCHASING THE PICTURED SET THREAD PLUG GAGE.THESE GAGES ARE USED FOR CALIBRATING THREAD RING GAGES ONLY! THEY ARE NOT USED FOR CHECKING THREADED HOLES IN A MACHINED PART!SOLD BY M & J TOOLING LLC DAYTON, OHIO PRODUCT...