12/06/2026
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Carolina Valdés Soto
Psicopedagoga, Profesora de Educación Diferencial y Magíster en Educación. Actualmente, se desempeña como Directora / CEO de Pedagogías.cl.
12 lb Rock Tumbler w Grit Kit MJR TUMBLERS AWARDED BEST HIGH END TUMBLER of 2019
USD 390.00 USD
12 lb Rock Tumbler w Grit Kit MJR TUMBLERS AWARDED BEST HIGH END TUMBLER of 2019 MJR Tumblers' Model 12P Tumbler 12 Pound Capacity, 3/4 Gallon Rotary Commercial Duty Tumbler Comes with grit kit to polish 12 lbs of stones Included in this Auction: One Base Unit One 12 Pound Capacity Barrel Grit Kit to Polish 12 lbs of Stones 12 ounces stage 1 60/90 coarse silicon carbide 12 ounces stage 2 12/220 medium/fine silicon carbide 6 ounces stage 3 500/600 pre-polish silicon carbide 6 ounces stage 4 1200 polish aluminum oxide 12 ounces plastic pellets Instruction Manual for care and usage Polishing/Tumbling Instructions for multiple applications Two Year Warranty on parts and labor to cover defects in materials and craftsmanship MJR Tumblers: Reliable US company producing highest quality products for over 20 years All MJR Tumblers come with a TWO YEAR WARRANTY to cover defects in materials and craftsmanship Offers the most versatile tumblers on the market today Very competitively priced - compare to Covington or Diamond Pacific - our prices are hundreds of dollars below our competitors for comparable size and quality Item Description: Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant Rubber coated 1/2" diameter steel rollers Industrial duty flanged STAINLESS STEEL BALL BEARINGS (no plastic sleeve bearings to wear out) Heavy duty motor with automatic thermo overload protection - intended for continuous use Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading Quick and easy to use heavy duty rubber cap Lifter bars inside the barrel for optimum efficiency and performance - keeps contents revolving 6 foot, 18 gauge power cord Functions/Applications: Rock Tumbling Brass Cleaning Antique Bottle Cleaning Beach Sea Glass Production Ball Milling Grinding Mixing MJR Tumblers offers the following tumbler sizes: 6 lb Capacity 10 lb Capacity 12 lb Capacity (Single 12 lb barrel or two 6 lb barrels) 15 lb Capacity 18 lb Capacity (Three 6 lb barrels) 20 lb Capacity (Two 10 lb barrels) 25 lb Capacity 30 lb Capacity 40 lb Capacity A full line of tumbling media and pre-made kits are available from MJR Tumblers for any size and brand tumbler. If you have any queries, please contact us via ebay. We usually respond within 24 hours on weekdays. MJR Tumblers' Model 12P Tumbler 12 Pound Capacity, 3/4 Gallon Rotary Commercial Duty Tumbler Comes with grit kit to polish 12 lbs of stones Included in this Auction: One Base Unit One 12 Pound Capacity Barrel Grit Kit to Polish 12 lbs of Stones 12 ounces stage 1 60/90 coarse silicon carbide 12 ounces stage 2 12/220 medium/fine silicon carbide 6 ounces stage 3 500/600 pre-polish silicon carbide 6 ounces stage 4 1200 polish aluminum oxide 12 ounces plastic pellets Instruction Manual for care and usage Polishing/Tumbling Instructions for multiple applications Two Year Warranty on parts and labor to cover defects in materials and craftsmanship MJR Tumblers: Reliable US company producing highest quality products for over 20 years All MJR Tumblers come with a TWO YEAR WARRANTY to cover defects in materials and craftsmanship Offers the most versatile tumblers on the market today Very competitively priced - compare to Covington or Diamond Pacific - our prices are hundreds of dollars below our competitors for comparable size and quality Item Description: Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant Rubber coated 1/2" diameter steel rollers Industrial duty flanged STAINLESS STEEL BALL BEARINGS (no plastic sleeve bearings to wear out) Heavy duty motor with automatic thermo overload protection - intended for continuous use Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading Quick and easy to use heavy duty rubber cap Lifter bars inside the barrel for optimum efficiency and performance - keeps contents revolving 6 foot, 18 gauge power cord Functions/Applications: Rock Tumbling Brass Cleaning Antique Bottle Cleaning Beach Sea Glass Production Ball Milling Grinding Mixing MJR Tumblers offers the following tumbler sizes: 6 lb Capacity 10 lb Capacity 12 lb Capacity (Single 12 lb barrel or two 6 lb barrels) 15 lb Capacity 18 lb Capacity (Three 6 lb barrels) 20 lb Capacity (Two 10 lb barrels) 25 lb Capacity 30 lb Capacity 40 lb Capacity A full line of tumbling media and pre-made kits are available from MJR Tumblers for any size and brand tumbler.
Specifications
| Return Shipping Will Be Paid By | Seller |
| All Returns Accepted | Returns Accepted |
| Item Must Be Returned Within | 30 Days |
| Refund Will Be Given As | Money Back |
| Origin | USA |
| Rock | Tumbler |
| Brand | MJR |
| Case Tumbler | brass tumbler |
| Country Of Manufacture | United States |
| Lapidary | tumbler |
| Country/Region Of Manufacture | United States |
| Polish | rock |
| Rock Tumbler | rotary |
| Stone | tumbler |
12 lb Rock Tumbler w Grit Kit MJR TUMBLERS AWARDED BEST HIGH END TUMBLER of 2019 MJR Tumblers’ Model 12P Tumbler 12 Pound Capacity, 3/4 Gallon Rotary Commercial Duty Tumbler Comes with grit kit to polish 12 lbs of stones Included in this Auction: One Base Unit One 12 Pound Capacity Barrel Grit Kit to Polish 12 lbs of Stones 12 ounces stage 1 60/90 coarse silicon carbide 12 ounces stage 2 12/220 medium/fine silicon carbide 6 ounces stage 3 500/600 pre-polish silicon carbide 6 ounces stage 4 1200 polish aluminum oxide 12 ounces plastic pellets Instruction Manual for care and usage Polishing/Tumbling Instructions for multiple applications Two Year Warranty on parts and labor to cover defects in materials and craftsmanship MJR Tumblers: Reliable US company producing highest quality products for over 20 years All MJR Tumblers come with a TWO YEAR WARRANTY to cover defects in materials and craftsmanship Offers the most versatile tumblers on the market today Very competitively priced – compare to Covington or Diamond Pacific – our prices are hundreds of dollars below our competitors for comparable size and quality Item Description: Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant Rubber coated 1/2″ diameter steel rollers Industrial duty flanged STAINLESS STEEL BALL BEARINGS (no plastic sleeve bearings to wear out) Heavy duty motor with automatic thermo overload protection – intended for continuous use Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading Quick and easy to use heavy duty rubber cap Lifter bars inside the barrel for optimum efficiency and performance – keeps contents revolving 6 foot, 18 gauge power cord Functions/Applications: Rock Tumbling Brass Cleaning Antique Bottle Cleaning Beach Sea Glass Production Ball Milling Grinding Mixing MJR Tumblers offers the following tumbler sizes: 6 lb Capacity 10 lb Capacity 12 lb Capacity (Single 12 lb barrel or two 6 lb barrels) 15 lb Capacity 18 lb Capacity (Three 6 lb barrels) 20 lb Capacity (Two 10 lb barrels) 25 lb Capacity 30 lb Capacity 40 lb Capacity A full line of tumbling media and pre-made kits are available from MJR Tumblers for any size and brand tumbler. If you have any queries, please contact us via ebay. We usually respond within 24 hours on weekdays. MJR Tumblers’ Model 12P Tumbler 12 Pound Capacity, 3/4 Gallon Rotary Commercial Duty Tumbler Comes with grit kit to polish 12 lbs of stones Included in this Auction: One Base Unit One 12 Pound Capacity Barrel Grit Kit to Polish 12 lbs of Stones 12 ounces stage 1 60/90 coarse silicon carbide 12 ounces stage 2 12/220 medium/fine silicon carbide 6 ounces stage 3 500/600 pre-polish silicon carbide 6 ounces stage 4 1200 polish aluminum oxide 12 ounces plastic pellets Instruction Manual for care and usage Polishing/Tumbling Instructions for multiple applications Two Year Warranty on parts and labor to cover defects in materials and craftsmanship MJR Tumblers: Reliable US company producing highest quality products for over 20 years All MJR Tumblers come with a TWO YEAR WARRANTY to cover defects in materials and craftsmanship Offers the most versatile tumblers on the market today Very competitively priced – compare to Covington or Diamond Pacific – our prices are hundreds of dollars below our competitors for comparable size and quality Item Description: Heavy duty 16 gauge welded steel frame, powder coated to be scratch and corrosion resistant Rubber coated 1/2″ diameter steel rollers Industrial duty flanged STAINLESS STEEL BALL BEARINGS (no plastic sleeve bearings to wear out) Heavy duty motor with automatic thermo overload protection – intended for continuous use Commercial grade plastic barrel that seals to be water and air tight, tapered neck for easy loading and unloading Quick and easy to use heavy duty rubber cap Lifter bars inside the barrel for optimum efficiency and performance – keeps contents revolving 6 foot, 18 gauge power cord Functions/Applications: Rock Tumbling Brass Cleaning Antique Bottle Cleaning Beach Sea Glass Production Ball Milling Grinding Mixing MJR Tumblers offers the following tumbler sizes: 6 lb Capacity 10 lb Capacity 12 lb Capacity (Single 12 lb barrel or two 6 lb barrels) 15 lb Capacity 18 lb Capacity (Three 6 lb barrels) 20 lb Capacity (Two 10 lb barrels) 25 lb Capacity 30 lb Capacity 40 lb Capacity A full line of tumbling media and pre-made kits are available from MJR Tumblers for any size and brand tumbler.
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