Indasteri ea fastener, liboutu tsa hlooho tsa hex li sebelisoa haholo ka lebaka la ts'ebetso ea tsona e phahameng ho feta lihlooho tse koetsoeng kapa tse pharalletseng ho latela ho thibela li-screws tse hlobotsoeng le ho fana ka torque e phahameng. Liboutu tsa hlooho tsa Hex li ka aroloa ka liboutu tsa socket (ka hare hex) le liboutu tsa hlooho tsa hex tse kantle. Mefuta ka bobeli ea liboutu e arolelana ho tšoana empa hape e na le liphapang tse ikhethang tse susumetsang khetho ea tsona ea ts'ebeliso. Sengoliloeng sena se hlahloba liphapang tsena ho tsoa ho litebello tse 'maloa: sebopeho, litšenyehelo, lisebelisoa tse tiisang, melemo le mathata, le lits'ebetso.