Media blasting cabinets can be purchased from any number of brick-and-mortar retailers, swap meet vendors or catalog houses. They are impressive-looking devices with holes in the front for attaching rubber gloves, doors on the side (and sometimes lift-up fronts), large glass windows to see inside, air pressure gauges, hoses to get compressed air to the proper places, foot pedals that are stomped on for air pressure, and large dust collectors with filter bags inside to catch debris.
The media blasting concept is simple. Fill the cabinet with blast media ranging from gentle glass beads to more aggressive aluminum oxide, and the compressed air forced through the hoses and blasting gun directs the media
