HRG/HRO/RG Korea Agent "ILJINPUMP TECHNOLOGYcontact : +82 -010-5352-1648 INQUIRY CONTACT: buypump@hanmail.net (Roto-Jet Pump) HRG HRO RG Roto-jet pump is a high pressure, high effciency pump having a unique design concept that pump case rotates. Roto-jet has only two basic working parts... a rotating case and a stationary pitot tube collector arm within the rotor. Liquid enter..