... Sand blasting metal nozzle holder parts,blasting nozzle holder ,hose couplings , boron carbide nozzle , blast rubber hose Sand blasting metal nozzle holder includes sand blasting nozzle holder , blasting hose couplings , sandblast rubber hose , blasting ... hose coupling are made alumium or brasss. Nozzle holder are standar thread or 50mm, use ... parts of sandblast machine Sand blasting nozzle holder