Top 10 Best Gemstone Rock Tumbler

of November 2024
1
Best ChoiceBest Choice
Discover with Dr. Cool Replacement Rock Tumbler Barrel for National Geographic
Discover with Dr. Cool
Discover with Dr. Cool
10
Exceptional
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2
Best ValueBest Value
NATIONAL GEOGRAPHIC Platinum Series Ultra Quiet Rock Polisher Kit -
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.9
Exceptional
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3
NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit - Complete Rock Tumbler for
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.8
Exceptional
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4
NATIONAL GEOGRAPHIC Rock Tumbler Grit and Polish Refill Kit - Tumbling Grit
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.7
Exceptional
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5
NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Rock Polisher for Kids & Adults,
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.6
Exceptional
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6
NATIONAL GEOGRAPHIC Rock Collection Box for Kids  200 Piece Gemstones and
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.5
Excellent
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7
NATIONAL GEOGRAPHIC Rock Tumbler Media  The Ultimate Rock Polishing Supplies
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.4
Excellent
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8
NATIONAL GEOGRAPHIC Rock Tumbler Kit  Hobby Edition Includes Rough Gemstones,
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.3
Excellent
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9
NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit - Durable Leak-Proof Rock Polisher
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.2
Excellent
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10
NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - 5 lb. Mix of Rocks for Tumbling
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.1
Excellent
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11
NATIONAL GEOGRAPHIC Rock Tumbler Kit - 3 Lb. Extra Large Capacity Barrel with
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
9.0
Excellent
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12
NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit  3 lbs. of Rough Gemstones and
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
8.9
Very Good
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13
Large 2.5LB Professional Rock Tumbler Kit, 3-Speed Motor & 9-Day Timer, 100%
KoolStone
KoolStone
8.8
Very Good
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14
NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit  Gemstones and Rocks for Tumbling
NATIONAL GEOGRAPHIC
NATIONAL GEOGRAPHIC
8.7
Very Good
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15
Tryes Rock Tumbler Kit Adults - Rock Polisher Tumbler with Noise Reduction
Tryes
Tryes
8.6
Very Good
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16
3.1LB Professional Advanced Rock Tumbler Kit, Include Rough Gemstones, 4
AliKids
AliKids
8.5
Good
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17
WireJewelry Pro-Series Double Barrel Rock Tumbler Kit - Includes 3 Pounds of
WireJewelry
WireJewelry
8.4
Good
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Discover with Dr. Cool Replacement Rock Tumbler Barrel for National Geographic Professional Series Tumbler and Hobby Series Tumblers, 2 Pound Rock Polisher Barrel with Leak-Proof Lid

POLISHING BARREL This rock tumbler barrel allows you to polish like a pro. We recommend having a dedicated barrel that is only used for the final step in the polishing process to avoid leaving any remnants of rougher grits that might scratch your gemstones and diminish the final polish.. REPLACEMENT PART Barrel is compatible with the National Geographic Professional Rock Tumbler and Hobby Series Tumbler as well as the Discover with Dr. Cool Professional Rock Tumbler and Hobby Series Tumbler. QUIET AND CONVENIENT Constructed of durable rubber and with a leak-proof lid, this barrel is designed to be low-noise and easy to use. EXPAND YOUR ROCK COLLECTION Use this barrel to polish rocks, gemstones, petrified wood, sea glass, and much more. 100 SATISFACTION GUARANTEE Discover with Dr. Cool is committed to ensuring customers are completely satisfied with their purchase.

NATIONAL GEOGRAPHIC Platinum Series Ultra Quiet Rock Polisher Kit - Patent-Pending for Kids & Adults, 2 lb. Barrel, Rocks, Grit, GemFoam, Rock Tumblers

PROFESSIONAL TUMBLING - The Ultimate Tumbler delivers spectacular results with unparalleled ease of use With its large 2-pound barrel, 3 selectable speeds and timer with settings for days and hours.. QUIETEST TUMBLER - The Ultimate Rock Tumbler's all-new design includes a sound-dampening cover that makes tumbling quieter than ever, perfect for enthusiasts who tumble indoors, or in smaller or shared spaces.. ALL-IN-ONE TUMBLING KIT - This kit has everything you need to get started, including 1 pound of rough rocks, 4 bags of grit, 5 jewelry fastenings, a newly designed strainer, and our exclusive GemFoam rock polisher for a brilliant finish. USE GEMFOAM FOR DAZZLING RESULTS - Your tumbled rocks will have an incredible shine thanks to our reusable GemFoam rock polisher. Just add GemFoam and water to the barrel after your final tumbling stage for a brilliant finish. HIGH-QUALITY EDUCATIONAL TOYS - We proudly make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience isn't stellar, we'll make it right.

NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit - Complete Rock Tumbler for Adults & Kids with Durable 2 Lb. Barrel, Rocks, Grit, and Patented GemFoam Finishing Foam Polish, Rock Polisher

CREATE YOUR OWN GEMSTONES - Rock tumbling is a hugely popular hobby for kids and adults This professional rock tumbler makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.. A TUMBLER THAT'S MADE TO LAST - The durable motor has time and speed control settings so you can set it and forget it. An improved leak-proof, 2 lb. barrel features a stainless-steel lid and is 75 quieter overall than plastic tumbler barrels.. INCLUDES 1 LB. OF ROCKS MORE - This tumbling kit comes with everything you need 1 lb. of raw rocks with 9 types of gemstones, 5 jewelry fastenings, grit, strainer GemFoam for a dazzling shine. USE GEMFOAM FOR DAZZLING RESULTS - This rock tumbler kit stands apart from others thanks to our new, reusable GemFoam rock polisher Add GemFoam and water to the barrel after your final tumbling stage and your gems will have incredible shine. HIGH-QUALITY EDUCATIONAL TOYS - We proudly make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience isn't stellar, we'll make it right.

NATIONAL GEOGRAPHIC Rock Tumbler Grit and Polish Refill Kit - Tumbling Grit Media, Polish Up to 20 lbs. of Rocks, Works with any Rock Polisher & Tumbler Supplies

HIGH QUALITY - This rock polisher grit refill pack comes with enough high-quality silicon carbide grit to put a dazzling polish on up to 20 lbs. of rocks, gems, glass, and more. EASY TO USE FOUR-STAGE ROCK GRIT - The first rock tumbling grit stage provides initial shaping, the second smooths rock surfaces, the third pre-polishes rocks, and the fourth provides the final polish. COMPATIBLE WITH ALL TUMBLERS - This complete 4-step rock tumbler grit refill kit works with all rock tumblers. For best results, use with National Geographic Rock Tumblers and rock tumbling supplies. EASY TO MEASURE AND STORE - Each rock tumbling grit stage is packaged in a wide-mouth container with secure, screw-top closure.. HIGH-QUALITY EDUCATIONAL TOYS - National Geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is anything less than extraordinary, let us know so we can make it right for you.

NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Rock Polisher for Kids & Adults, Noise-Reduced Barrel, Grit, 2 Pounds Jasper & Gemstone, New GemFoam for a Shiny Finish, Cool Toys, Great STEM Hobby Kit

CREATE YOUR OWN GEMSTONES - Make any stone sparkle and polish everyday rocks into dazzling gemstones This rock polisher kit makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.. A TUMBLER THAT'S MADE TO LAST Our high-quality tumblers are made with a durable motor thats designed to last for years. The leakproof rubber barrel reduces sound, making it 75 quieter than other plastic models. Makes an excellent STEM gift or activity for girls and boys.. ALL-IN-ONE TUMBLING KIT - This complete kit has everything you need to create polished gemstones. In addition to the tumbler, four polishing grits, sifter, and rough gemstones, this bundle includes refill packs with 1lb each of rough gemstones and rough jasper. Learn all about the gemstones in your kit with the detailed, full-color learning guide.. EASY TO USE Simple instructions and one-touch settings make rock tumbling fun and easy. Control the number of days for each tumbling cycle with the one-touch timer and automatic shutoff feature, so you can set it and forget it. This is a great gift for kids. SATISFACTION GUARANTEED The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun If your experience is anything less than extraordinary, let us know so we can make it right for you..

NATIONAL GEOGRAPHIC Rock Collection Box for Kids 200 Piece Gemstones and Crystals Set Includes Geodes and Real Fossils, Rocks and Minerals Science Kit for Kids, A Geology Gift for Boys and Girls

ULTIMATE ROCK COLLECTION FOR KIDS - A perfect standalone collection or addition to any kids rock collection. Includes rough and polished samples of aventurine, rose quartz, stunning snowflake obsidian, desert rose, red jasper, blue quartz, pumice, and geode specimens as well. Makes an excellent STEM gift for girls and boys. GENUINE FOSSILS - Real fossils include prehistoric gastropods, ammonites, clams, brachiopods, and more. The included magnifying glass, full-color learning guide, and identification sheet will help you to sort and identify every rock, gemstone, mineral, and fossil in the collection.. REAL GEODES Discover crystals treasures Each kit contains one broken geode and two unbroken geode specimens for you to crack open yourself. Geology doesnt get more exciting than breaking open rocks and finding crystal treasures.. DISPLAY YOUR FAVORITES Show off your favorite rock, crystal, and fossil specimens in the included case Keep the rest of your treasures safe in the included storage bag.. HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right.

NATIONAL GEOGRAPHIC Rock Tumbler Media The Ultimate Rock Polishing Supplies Kit, 4 Stage Bulk Grit, 1.5 Pounds of Ceramic Pellets, GemFoam Polishing Tumbling Media For 8 years and up

QUALITY GRIT RESULTS IN A DAZZLING POLISH - The rock polishing grit in this pack is high-quality silicon carbide and will polish 8-10 lbs of rocks, includes measuring scoop and storage containers with secure screw-top closures for easy storage. IMPROVE YOUR ROCK TUMBLING RESULTS Ceramic tumbler media makes the entire rock tumbling process more effective, improving delivery of rock tumbling grit, quieting tumbler noise, reducing rock breakage, and acting as a filler for smaller batches. BRAND NEW WAY TO MAKE TUMBLED ROCKS SHINE GemFoam is a unique new rock polisher media that gives unprecedented shine to tumbled rocks. Just add the patent-pending rock polishing media to your tumbler after the final grit cycle for great results. WORKS WITH ANY ROCK TUMBLER The tumbling supplies in this set are safe to use with any rock tumbler. The tumbling grit, ceramic pellets, and GemFoam together improve rock tumbling performance and yield impressive results. HIGH-QUALITY EDUCATIONAL TOYS - National Geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service..

NATIONAL GEOGRAPHIC Rock Tumbler Kit Hobby Edition Includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults

CREATE YOUR OWN GEMSTONES - Make any stone sparkle and polish everyday rocks into dazzling gemstones This rock tumbler kit makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.. A TUMBLER THAT'S MADE TO LAST Our high-quality tumblers are made with a durable motor thats designed to last for years. The leakproof rubber barrel reduces sound, making it 75 quieter than other plastic models. An excellent STEM activity for kids.. A COMPLETE HOBBY TUMBLING KIT - Everything you need to create polished gemstones the tumbler, four polishing grits, sifter, nine types of real rough gemstones, plus a detailed full-color learning guide. Makes a great gift for girls and boys. EASY TO USE Simple instructions and one-touch settings make rock tumbling fun and easy. Control the number of days for each tumbling cycle with the one-touch timer and automatic shutoff feature, set it and forget it This is a great gift for kids.. HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right.

NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit - Durable Leak-Proof Rock Polisher for Kids - Complete Rock Tumbling Kit - Geology Hobby Science Kit, Rocks and Crystals for Kids, A Great STEM Activity

CREATE YOUR OWN GEMSTONES - Rock tumbling is a hugely popular hobby for kids and adults This starter rock tumbler makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.. A TUMBLER THAT'S MADE TO LAST - The durable motor allows you to tumble multiple batches of rocks. An improved, leak-proof barrel is lined with rubber for quieter operation while tumbling on the sturdy tumbler base.. ALL-IN-ONE TUMBLING KIT - This kit has everything you need and then some You get a pound of rough rocks with nine different types of gemstones inside, five jewelry fastenings, and our four-stage rock polishing grit.. EASY TO USE AND EDUCATIONAL - Detailed tumbler instructions lead you step-by-step through the rock tumbling process, A full-color learning guide details how rocks are naturally polished and has fascinating facts about the gemstones in the kit.. HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right.

NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - 5 lb. Mix of Rocks for Tumbling and Rough Gemstones - Rock Tumbler Supplies include Rock Tumbler Grit and Polish Refill, and Unpolished Rocks

ENORMOUS VARIETY - This rock tumbler refill kit has 5 pounds of unpolished rocks and gemstones consisting of a 1-pound gemstone mix, 1-pound agate mix, 1-pound Madagascar mix, 1-pound jasper mix, and 1-pound petrified wood mix. ROCK POLISHING GRIT There are 20 total rock tumbler grit packets in the kit, enough for five complete tumbling cycles with any rock tumbler. JEWELRY SETTINGS Once your rocks are polished, use the 5 included jewelry settings to create beautiful keepsakes or use the included storage pouch to keep your favorite specimens all in one place. DETAILED LEARNING GUIDE The learning guide includes polishing instructions along with fascinating information about the stones in the kit. HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right.

NATIONAL GEOGRAPHIC Rock Tumbler Kit - 3 Lb. Extra Large Capacity Barrel with 3-Speed Motor & 9-Day Timer, Kit Includes Rocks for Tumbling and Rock Polisher Grit, Rock Tumbler for Adults and Kids

CREATE YOUR OWN GEMSTONES - Rock tumbling is a hugely popular hobby for kids and adults This professional rock polisher makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.. A TUMBLER THAT'S MADE TO LAST - The durable motor has time and speed control settings so you can set it, and forget it. An improved, leak-proof barrel features a stainless-steel lid is 75 quieter overall than plastic tumbler barrels.. INCLUDES 3 LBS. OF ROCKS MORE - This tumbling kit comes with everything you need 3 lbs. of raw rocks with 9 types of gemstones, 5 jewelry fastenings, grit, strainer GemFoam for a dazzling shine. USE GEMFOAM FOR DAZZLING RESULTS - This rock polishing kit stands apart from others thanks to our new, reusable GemFoam rock polisher Add GemFoam and water to the barrel after your final tumbling stage and your gems will have incredible shine. HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right.

NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit 3 lbs. of Rough Gemstones and Rocks for Tumbling Including Amethyst and Quartz Rock Tumbler Supplies Include Rock Tumbler Grit and Jewelry Accessories

GEMSTONES OF NINE VARIETIES Tigers Eye, Amethyst, Aventurine, Rose Quartz, Red Jasper, Agate, Sodalite, Dalmatian Jasper, Black Jasper. 3lb in total. FOUR GRADES OF GRIT Coarse, Medium, Fine, Polish. Transform your stones from rough rocks to dazzling gemstones. JEWELRY FASTENINGS 1 Necklace, 1 set of Earrings, 1 Keychain, 1 Ring. Create custom jewelry from your newly polished gemstones. LEARNING GUIDE Our Learning Guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts. HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right.

Large 2.5LB Professional Rock Tumbler Kit, 3-Speed Motor & 9-Day Timer, 100% Rubber Barrel, Quiet Rotary Stone Polisher with 5 Belts, Rough Gemstones, 4 Polishing Grits, STEM Gift for Adults Kids

Belts are consumables, so we'd like to offer extra 5 belts for spare use.

NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit Gemstones and Rocks for Tumbling including Unpolished Amethyst and Quartz Rock Tumbler Supplies include Rock Tumbler Grit and Jewelry Accessories

GEMSTONES OF 9 VARIETIES - Tiger's Eye, Amethyst, Aventurine, Rose Quartz, Red Jasper, Agate, Sodalite, Dalmatian Jasper, Hematite. 1lb in total. FOUR GRADES OF GRIT - Coarse, medium, fine, polish. Transform your stones from rough rocks to dazzling gemstones. JEWELRY FASTENINGS - 1 necklace, 1 set of earrings, 1 keychain, 1 ring. Create custom jewelry from your newly polished gemstones. DETAILED LEARNING GUIDE - Our learning guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts. HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right.

Tryes Rock Tumbler Kit Adults - Rock Polisher Tumbler with Noise Reduction Cover, Speed&Timer Control, Includes 4 Polishing Grits, Rough Gemstones, Learning Guide etc., Great Science Gift for All Ages

Dual Noise-cancelling Functions - Tryes professional rock tumbler has a biggest advantage Noise Reduction The rock polisher tumbler with cover is 40.6 quieter than others', and the tire rubber is 75 quieter than plastic barrels.. Durable Rock Tumbler - The upgraded leak-proof barrel is lined with rubber designed for staying sturdy and quite. This is a high-quality rock tumbler that lasts for many years.. A Rock Tumbler Kit - The rock tumbler set comes with everything you need, including , 1 Rock Tumbler, 2 bags of rough gemstones, 4 polishing grits, 2 polishing sponge blocks, 1 Filter, 1 Bags of accessories, 1 Power adapter, and a detailed learning guide. A Perfect gift for adults and Kids. Easy to Use Educational - Digital 2-Speed setting 7-day timer, There are 3 processes in Setting for grinding stonesaccording to instrucions. The rock tumbler with a color printing instructions leads you operate the tumbler machine step-by-step, and telling you the fascinating story of the gemstones, which is a good material to read it for your kids.. Make Your Own Gemstones - Enjoying the tumbling process There is an entire process that rough rocks go through in order to become the shiny stones. It is the time you have wasted for your stone that makes your stone so important.

3.1LB Professional Advanced Rock Tumbler Kit, Include Rough Gemstones, 4 Polishing Grits, with 3 Speed Settings and Digital 9-Day Timer

COMPLETE ROCK TUMBLING KIT - Everything you need to create polished gemstones tumbler, low-noise barrel, gemstones 9 different types, four polishing grits, filler media, sifter, jewelry fastenings, detailed full-color learning guide.. TURN ROUGH ROCKS INTO POLISHED GEMS - Make any stone sparkle and polish everyday rocks into dazzling gemstones Simple operation and durable design.. DURABLE QUALITY - This high-quality tumbler has a powerful motor that will last for years. Noise reducing leak-proof rubber barrel with stainless steel lid.. EASY TO USE - digital 9-day timer with automatic shutoff feature, 3 speed settings, beautiful LCD screen.. EDUCATIONAL AND FUN GIFT FOR ALL AGES - Rock tumbling is a fun activity for children of all ages and promotes an interest in geology and science. Exquisite packaging, fashionable appearance. If you need more belts or other accessories, please contact our customer service. We will send it to you for free.Please don't forget, the grit is in the rubber bucket.

WireJewelry Pro-Series Double Barrel Rock Tumbler Kit - Includes 3 Pounds of Gemstones of The World Stone Mix and 2 Batch of 4 Step Abrasive Grit and Polish with Plastic Pellets

Pro-Series Double Barrel Rotary Rock Tumbler with Leak Proof Rubber Barrel to Minimize Noise. Reliable, Heavy Duty DC Motor Designed to Operate 247 for Years. Satisfaction Guaranteed, 2 Year Manufacturer Warranty and Lifetime Belt Replacement Warranty. Stone Type 3 Lbs Gemstones of the World Mix, Includes at Least 20 Different Handpicked Stone Types. Grit and Polish 2 Batches, Premeasured Coarse, Medium, Pre-Polish, Final Polish Plastic Pellets.
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