THREAD CHECK INC

THREAD CHECK INC

1/4 29 UNS 3B THREAD PLUG GAGE .25 GO NO GO P.D.'S = .2276 & .2309 .250 .2500 - DW9720BU

THREAD CHECK INC

9/16 24 UNEF 2A THREAD RING GAGE .5625 GO ONLY P.D. = .5341 QUALITY INSPECTION

THREAD CHECK INC

3/8 32 UNEF 2A PREPLATE THREAD RING GAGE .375 GO ONLY P.D. = .3511 TOOL UNEF-2A