... to connect the oil nozzle and oil hose, copper material, 3/4" and 1" Hose Swivel, Nozzle Swivel, Swivel Joint. Hose Swivel is used to ... connect the oil nozzle and oil hose, copper material, 3/4 ... " 1. HS-1A Rotary Swivels, Used for connecting the nozzle and the hose, 360° swivel action. 2. HS-1B Unrotary Swivels Used ...