potter's wheel
Noun
Meaning
a horizontal rotating wheel holding the clay being shaped by a potter
Source: WordNetHypernyms
Examples
Go home, and let all your relatives off the potter's wheel. You are not the potter!
You are more shifting than a potter's wheel.
the potter's wheel was invented in Asia Minor around 6500 BC
Also known as "lining", this operation is often carried out on a potter's wheel.
During the Late Iron Age (800-1200 AD) the three-field system was introduced, rye cultivation began, quality of local craftsmanship improved with introduction of potter's wheel and better metal working techniques.
For example, Plato praises him (coupled with Anacharsis ) for being the originator of the potter's wheel and the anchor.