Daily Archives: May 4, 2019

40 Pound Heavy Duty Rotary Rock Tumbler by MJR Tumblers Lapidary Polishing Stone

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40 lb Rotary Rock Tumbler from MJR Tumblers. MJR Tumblers’ Model 40P Tumbler. 40 Pound Capacity, 2.75 Gallon Rotary Commercial Duty Tumbler. One Large Base Unit. One 40 Pound Capacity Barrel. Instruction Manual for care and usage. Polishing/Tumbling Instructions for multiple applications. Reliable US company producing highest quality products for over 20 years. Offers the [Continue]