Vintage MT-4 Vibratory Rock Tumbler with New Drum! Psilomelane often with longer plumes

often with longer plumes

Here is a batch of Michigan Native Copper in Ore

and exciting varieties to introduce

but insanely beautiful

Weight: Approx  4 lbs

Vintage MT-4 Vibratory Rock Tumbler with New Drum! Psilomelane often with longer plumesHere is a used vintage MT 4 Vibratory Tumbler, which to my knowledge, is the original version of what is now the Diamond Pacific MT 4SV. To my knowledge, no real changes have been made upon this ultrasonic rock polisher, and post modern OEM parts for the MT 4SV should function in this. This is a used MT 4 Vibratory Rock Tumbler, with some signs of wear and tear, and old grit buildup, but it still appears to be functioning 100%. While we did not test a