Below is a list of Tumbling Media manufacturers from St. Louis, Missouri. Tumbling media are the small abrasive particles of steel, ceramic, plastic or organic materials which are used in vibratory finishing equipment for polishing, cleaning or deburring. In industrial applications, they are used to help shape, finish, polish, buff or deburr metal, plastic or wooden parts. Tumbling media manufacturers make abrasive particles in a variety of shapes such as spheres, cylinders, pyramids, ovals and more, each for a different purpose of cutting, deburring, shaping, smoothing or polishing.