This rock tumbler kit provides a straightforward way to transform rough stones into polished gemstones, suitable for beginners and hobbyists. The tumbler features a durable motor capable of processing multiple batches and includes a leak-proof rubber-lined barrel for reduced noise during operation. The kit comes with ½ pound of assorted rough gemstones, five jewelry fastenings, and a four-stage polishing grit set. A step-by-step instruction guide explains the tumbling process, while a full-color educational booklet covers natural rock polishing and details the included gemstone varieties. Designed for hands-on learning, this kit is part of a line of science-focused educational toys. The manufacturer offers customer support to address any issues with the product.
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