New screw 1″ and nut 1/2″ square nut, from Home Depot.
Used a 1/4″ thick grinding wheel.
Leeds and Marcus example.
Car Wash Blog / Self Serve Industry Blog and Forum
New screw 1″ and nut 1/2″ square nut, from Home Depot.
Used a 1/4″ thick grinding wheel.
Leeds and Marcus example.