Thumler Model T - Rock Tumbler birthstone Description: These cabs come in

Description: These cabs come in various traditional shapes

stamp examination

When held up to the light

The plated version should not be abraded

Grape Agate helps with intuition

Thumler Model T - Rock Tumbler birthstone Description: These cabs come inMade In: Washington, USA Description: This Model T Thumler Rock Tumbler is made in Auburn, Washington They have been the standard introductory tumbler for many years and come with everything you need to tumble and polish your found treasures. The Model T rock polisher has a rubber barrel with a 3 pound capacity. It is a barrel rotary rock tumbler. The motor is a 115 volt continuous duty motor which is impedance protected to protect from burning out.