The is a assortment of equipment used in the sandblasting industry.  A lot of times people need portable equipment so they can take it to different jobs elsewhere.  Other equipment is very heavy and anchored down to floors so it can;t really be transported to other environments.

Portable sandblasting equipment is needed for jobs such as blasting metal bridges, concrete, or other areas in an different environment.  Most portable equipment has wheels and handles so you can move it like a wheelbarrow.