Introduction
This is a Katsu hand test pump, model RP50. It is a manually operated hydraulic pump designed for pressure testing applications. The pump features a robust construction and a pressure gauge for accurate readings. It appears to be a tool intended for professional or industrial use, likely for testing the integrity of pipes, hoses, or other pressure vessels.
Condition
The pump shows signs of use and wear consistent with its age and intended purpose. There is evidence of oxidation and staining on the metal components. While the pump’s functionality is not assessed, it presents as a potentially restorable or usable item for a collector of tools or someone requiring a vintage hydraulic pump. It may appeal to those interested in restoring vintage equipment or using it for specific applications where a modern pump is not required.










