Rock Tumbler Gemstones Polishing Machine Durable Leak-Proof Rock Polisher DIY Physics Experiment Toy for Adult and Kids - AliExpress

Rock Tumbler - Jewelry & Accessories - AliExpress

Specifications:, Name: Rock Polisher, Material: ABS, Metal, Voltage: 100-240V, Product size: 21x14.5x16.6cm/, Package size: 26.5x21.5x11cm/,

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