Call Us: 1-866-354-0894

Model B – 15 lb. Capacity Rock Tumbler with Grit & Supplies

Model B – 15 lb. Capacity Rock Tumbler with Grit & Supplies


  • Heavy Duty, professional quality, 15 lb. Capacity rotary rock tumbler
  • Features a 120 Volt 50/60 cycle continuous duty fan cooled motor with overload protection
  • Barrel Exterior dimensions 9″ diameter and 9 1/8″ tall
  • Barrel Interior dimensions 6 1/2 Diameter and 8″ deep
  • 12lbs Crushed Mixed Rock
  • Rotary Grit Pack with Pellets
  • Jewelry Kit
  • Well-suited for the serious rock hobbyist or for the sportsman as a case polisher for hand loaded ammunition
  • 5 year Guarantee on the barrel and liner
  • Extensively used by laboratories, schools, industry for an unlimited variety of tumbling and mixing operations.
  • Limited One Year Warranty by Manufacturer for parts & Labor

Thumlers Extra Parts

Note: If you want additional supplies when you order this tumbler
We offer 20% discount on any Crushed Rock Order
and 10% off of any Tumbling Grit Order
at the time of purchase

In stock


Thumlers Tumbler Model B rotary tumbler offers up to 15lbs capacity and the ability to do larger stones.  Its professional quality steel barrel & rubber liner offer very quiet operation for a 15lb tumbler.   It sports the largest motor Thumlers Tumbler has to offer on their rotary tumbler line.  A great tumbler for any hobbyist or professional for tumbling stones, brass reloading or countless deburring projects.  This item comes with 12lbs of our Medium mix as well as a grit pack and a jewelry kit so you can tumble and enjoy your first batch.


Additional information

Weight 38 lbs
Dimensions 13.25 × 12.75 × 12.50 in

Contact Us

515 1st Street
Keystone, SD 57751

Order: 1-866-354-0894
Information: 605-666-4813

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