Inch

SHEFFIELD

1/4 28 NF 3 BEFORE PLATE THREAD RING GAGE .25 NO GO ONLY P.D. = .2300 B/P TOOL

LINCOLN GAGE

1/4 32 NEF THREAD RING GAGE .25 NO GO ONLY P.D. = .2278 QUALITY 1/4-32 0.25 TOOL

METRO

1/4 32 NS 3 THREAD RING GAGE .25 NO GO ONLY P.D. = .2278 QUALITY 1/4-32 TOOL

G.A.CO.

1/4 28 UNF 2A SPECIAL THREAD RING GAGE .25 NO GO ONLY P.D.= .2220 QUALITY SPEC.

HEMCO

5 60 NS 2 THREAD RING GAGE #5 .125 NO GO ONLY P.D. = .1128 QUALITY #5-60 TOOL

3/8 24 NF 5 W THREAD RING GAGE .375 GO ONLY P.D. = .3523 QUALITY 3/8-24 TOOL 5W

7/16 24 NS 3 THREAD RING GAGE .4375 NO GO ONLY P.D. = .4078 QUALITY 7/16-24 TOOL

REGAL

12 24 UNC 2A THREAD RING GAGE #12 .216 NO GO ONLY P.D. = .1845 QUALITY #12-24

VERMONT

10 24 UNC 3A VERMONT THREAD RING GAGE #10 .190 GO ONLY P.D. = .1629 #10-24 TOOL

VERMONT

7/16 24 UNS 2A VERMONT THREAD RING GAGE .4375 GO ONLY P.D. = .4093 7/16-24 TOOL

GREENFIELD

2 64 UNF 3A THREAD RING GAGE #2 .086 GO ONLY P.D. = .0759 QUALITY #2-64 TOOL

P.D. CO.

10 24 UNC 3A LEFT HAND THREAD RING GAGE #10 .190 GO ONLY P.D. = .1629 #10-24 LH