60% tread wear.
The legal limit is 1.6 mm
The tires may be worn below the legal limit.
Nexen Tires, South Korea
are studded snow tires legal in Illinois for postal trucks?
Hankook Tires are made in South Korea.
Marshal Tires are made by Kumho of South Korea.
Not on a public street or road.
No, studded tires are not legal in Illinois.
Pretty fine. At 3mm it starts to be noticable, and 1.6mm is the legal limit in Denmark (Europe). Look for the TWI, if the tyre is worn down to the height of the "bump" in the thread, it is time for replacement.
yes
They are completely unrestricted in kentucky.
Nexen is a manufacturer in South Korea. They manufacture Hankook and Kumho tires.