HR-635 Royal Oaks Energy Services > Equipment > Products > Coiled Tubing Units > HR-635 HR-635 Description Injector Head Make: Hydra Rig Model: HR-635 Dressed to 1.25'' Used in good working condition Contact Us For Price Photo Gallery HR-635 1 HR-635 5 HR-635 3 HR-635 6 HR-635 2 HR-635 4 HR-635 7