Lapidary Equipment & Supplies Tumbling Tumbling Machines
Tumbling; Tumbling Machines; Tumbling Machines Rotary and Vibratory Tumblers for Polishing Rocks, Mass Finishing Small Parts and Burnishing Jewellery. TUMBLERS. There are two main types of tumblers—the rotary and the vibratory. The first tumblers were of the rotary type, where a barrel revolves as it rides on two parallel revolving shafts.
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