THE SHEFFIELD CORP.

THE SHEFFIELD CORP.

3/8 24 UNF 2 SPECIAL THREAD RING GAGE .375 GO ONLY P.D. = .3444 QUALITY

THE SHEFFIELD CORP.

3/8 24 UNF BEFORE PLATE THREAD RING GAGE .375 NO GO ONLY P.D. = .3406 INSPECTION

THE SHEFFIELD CORP.

7/16 14 NC THREAD PLUG GAGE .4375 GO ONLY P.D. = .3911 QUALITY UNC 2B

THE SHEFFIELD CORP.

9/16 12 NC 2 SET THREAD PLUG GAGE .5625 GO NO GO P.D.'S = .5084 & .5028 QUALITY

THE SHEFFIELD CORP.

7/8 18 NS 3 THREAD RING GAGES .875 GO NO GO P.D.'S = .8384 & .8343 7/8-18 NS-3