High quality USA made by North American Tool pre GWS ownership. These are private labeled with our house brand.
While listing these taps I've noticed some oxidation. Very minimal on mostly the unfinished. Shank. Will not affect anything.
I will oil them well before I ship

the listing is for 1pc. 
4pc available

M10 x 1.0 6H 3 flute spiral point plug x 6" oal cnc style neck

this will ship USPS small flat rate box