1. RSRH series Hydraulic Jacks has Relief valves that protect against over pressurizing.
2. Hollow plunger design allows for both pull and push forces.
3. It withstands full "dead-end" loads.
4. Collar threads are easy fixturing and all collar threads have a cap for protection.
5. It has a special center tube protect plunger and inner of cylinder increases product life.
6. Internal hard chrome-plated and external surface coating resists cylinder corrosion.
7. All the models include SQB-3/8UF coupler and dust cap.