Ca 5m length of "water cleaning hose" looks like for jetting/clearing drains potentially, with attachment one end as per photo, other has rounded metal end with small water jet holes.
Don't know what from, "inherited" when moved house, and finally having a clear out!
Collect sheffield s14 heeley green
Drain cleaning hose (Heeley Green S14)
This offer has been gifted to someone and is no longer available.