QD-500 Vibratory Tumbler Features Berry s QD-500 Vibratory Tumbler With Detachable Bowl! One quick flip of the cam-lock and your bowl is ready to be removed or replaced by another bowl. Proudly made in the USA. The QD-500 Eliminates messes and difficulties by allowing you to quickly and easily transfer your media and brass. Separate bowls are also available for media preparation letting you immediately switch out one batch of media for the next. QD-500 Vibratory Tumbler Specifications detachable bowl Cam-lock keeps the bowl secure eliminates messes and difficulties