1/4 - 40

1/4 40 UNS 3A THREAD RING GAGE .25 NO GO ONLY P.D. = .2316 NS-3A 1/4"-40 TOOL - DW3159BU

1/4 40 UNS 3A LEFT HAND THREAD RING GAGES .25 GO NO GO P.D.'S = .2338 & .2316 LH

SHEFFIELD CORP.

1/4 40 NS THREAD RING GAGE .25 GO ONLY P.D. = .2338 UNS 1/4"-40 TOOL QUALITY

BUDGET 1/4 40 60 DEGREE SOLID THREAD RING GAGE .25 GO ONLY P.D. = .2309 1/4-40

BUDGET 1/4 40 SS SOLID THREAD RING GAGE .25 GO ONLY P.D. = .2309 1/4-40 QUALITY

1/4 40 SS CLASS 2 SOLID THREAD RING GAGE .25 GO ONLY P.D. = .2309 1/4-40 SS-2

BUDGET 1/4 40 60 DEGREE SOLID THREAD RING GAGE .25 1/4-40 QUALITY INSPECTION

ALAMEDA

1/4 40 NS 2A THREAD RING GAGE .25 GO ONLY P.D. = .2329 QUALITY INSPECTION TOOL