The wheels - literally, “the two wheels.” The lower one was worked by the feet to give motion to the upper one, which was a flat disc or plate of wood, on which the potter laid the clay, and moulded it with his fingers as it revolved rapidly.
Related Commentaries of Jeremiah 18:3
Jeremiah 18:3
3 Then I went down to the potter's house, and, behold, he wrought a work on the wheels.a