"Treating others the way we would like to be treated." Used Survey Equipment Hodgens Engineering provides a wide range of used survey and engineering equipment for professionals. All used equipment is provided with factory service by a technician factory trained by the manufacturers and is provided with 30 day warranty. Our inventory is constantly changing. Please let us know if what you seek is not shown. Representative Survey Equipment Inventory Select from a wide variety of radios, magnetic locators, levels, total stations and data collectors that are in very good condition.