S.G. CO.
YOU ARE PURCHASING THE PICTURED RIGHT HAND THREAD RING GAGES.SOLD BY M & J TOOLING LLCDAYTON, OHIOPRODUCT SPECIFICATIONS AND / OR LABELING:CONDITION:USEDSIZE:1/2 - 20 UNF - 3A GO P.D.:.4675NO GO P.D.:.4643MANUFACTURER / BRAND:S.G. CO.THANK...