Working Plug Gages for Checking Threaded Holes

M17 X 1.5 6H METRIC THREAD PLUG GAGE 17 GO NO GO P.D.'S = 16.026 & 16.216 CHECK - DW30544BK4

SHOP MADE 11/16 18 UNS 2B THREAD PLUG GAGE .6875 11/16"-18 GO AND NO GO - DW30542BK4

VERMONT GAGE

M11 X 1 6H VERMONT THREAD PLUG GAGE 11 1.0 GO NO GO P.D.'S = 10.350 & 10.500 - DW30541BK4

SHOP MADE 3/4 28 THREAD PLUG GAGE .75 .750 .7500 3/4"-28 GO AND NO GO - DW30539BK4

SHOP MADE 15/16 20 NEF THREAD PLUG GAGE .9375 UNEF 15/16"-20 GO AND NO GO - DW30538BK4

SHOP MADE 4 7/8 12 THREAD PLUG GAGE 4.875 4.8750 4 7/8"-12 INSPECTION CHECK - DW30533LVR

SHOP MADE 3 1/4 10 THREAD PLUG GAGE 3.25 3.250 3 1/4"-10 INSPECTION CHECK - DW30532LVR

SHOP MADE 2 3/8 2.0mm THREAD PLUG GAGE 2 3/8"-2mm PITCH INSPECTION CHECK. - DW30530LVR

DURA

M14 X 1.5 6H METRIC SPECIAL THREAD PLUG GAGE 14 NO GO ONLY P.D. = .5193 CHECK - DW30529LVR

THREDCO

7/8 20 NS W THREAD PLUG GAGE .875 .8750 NO GO ONLY P.D. = .8440 INSPECTION CHECK - DW30524LVR

VERMONT

3/8 24 UNJF 3B VERMONT THREAD PLUG GAGE .375 GO NO GO P.D.'S = .3479 & .3516 - DW30523LVR

GTD

7/8 9 USS LEFT HAND THREAD PLUG GAGE .875 .8750 GO ONLY P.D. = .8028 L.H. CHECK - DW30511LVR