详细规格及用途描述
FEATURES:
*Jackram heavy-duty hand pumps are featured with their forged construction.
*Drop forged base and rugged welded construction prevents damage and deformation.
*Professional choice for a wide range of industrial applications.
*Both single and two-speed models are available.
*Internal overload valve prevents pump from being used beyond its rated capacity.
*Two-speed pumps provide fast pumping to meet the load with the cylinder unloaded.
*External adjustable relief valve.
*Carrying handles for easy portability.
