Media Tumblers

We manufacture the finest mass finishing equipment and supplies in the marketplace.

We build vibratory finishing, disc finishing, high speed and low speed barrel finishing, and spin finishing equipment in our Sturgis, Michigan plants.

We also manufacture vibratory finishing media, treated cob meal and various liquid and powder compounds, and have a very good line of ceramic finishing media.

Media & Supplies

Grav Co manufactures media in our Sturgis, Michigan plant. We have media for fast cut, long life and fine finish. With more than 50 years in the mass finishing business, we will find a solution for your most demanding finish requirements.
and have a very good line of ceramic finishing media.