HMI’s most basic slabjacking pump.
The HM-1 is an inexpensive means of restoring concrete slabs that have settled. Launched in 1979 this reliable hydraulic pump is the foundation for the development of all other hydraulic pumps.

Specifications:

Standard Features:
- 8.5 HP Kohler Engine
- 8” Pumping Stroke
- Opened Piston Throat
- Honed Pumping Cylinders
- In-Frame Reservoir
- Concrete Raising Nozzle
- 6’ Pumping Hose
- 5 cubic foot hopper
- 5” Petroleum Resistant
- Rubber Cap
Optional Features:
- Honda Engine
- Propane Attachment
- Shotcrete Nozzle
- Additional Pumping
- Hose

