PO Box 1894, Fond du Lac, WI 54937, USA

(920) 933-3318

Endurance Engineering and Manufacturing, LLC

Tumblers, Saws and Custom Equipment for the Stone Industry

Rotary Rock Tumblers

Durable, Dependable and Easy to Use.


VT-2 - 1 yard per Batch

VT-4 - 2 yards per Batch

VT-8 - 4 yards per Batch

All Models Designed and Manufactured in the USA.   See Our Machines In Action On YouTube!

Rotary Tumblers

Hydraulic Drive System


Our Tumblers Are Powered By Either A Electric Motor Or A Diesel Engine.   The Hydrostatic Drive System Is Similar To A Cement Mixer Truck  

Planetary Gearbox Drive


A Large Planetary Gearbox Allows For Slow Rotation Which Reduces Material Breakage.

Thick Octagon Barrel


The VT-2 Comes Standard With A 1/2” Thick Barrel Wall and The VT-4 and VT-8 Come Standard With A 3/4” Thick Barrel.

Easy Load and Unload


The Vortex Tumblers Are The Best Rock Tumblers!  Extra Wide Inlet Openings Get Material In And Tumbling Quickly.   Dual Hydraulic Cylinders Made Unloading a Breeze By Simply Lifting and Emptying the Barrel.

Durable Rollers


All Models Come Standard With Remotely Greasable Heavy Duty Rollers That Simply Bolt On For Easy Maintenance.

Need Something Smaller?


The FT-12 is ideal for tumbling very small jobs or creating samples.

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Endurance Engineering and Manufacturing, LLC

(920) 933-3318