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> New high speed steel, 6-40 nf tap set, old stock
New high speed steel, 6-40 nf tap set, old stock
This listing is for , new old stock, BRAND NEW, never used High Speed Steel, National Fine Machine Screw, 6-40 tap set, consisting of three taps. The tap set consist of one each of taper, plug & bottoming tap. Manufacture of taps is Bay State Tap & Die Company. These taps were made in the USA some years ago.