1 7/8 - 12 3A

1 7/8 12 N 3A SET THREAD PLUG GAGE 1.875 GO ONLY P.D. = 1.8209 UN-3A 1 7/8-12 - DW8318BU

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 LLCDAYTON, OHIOPRODUCT SPECIFICATIONS...