grappling hook
grappling hook is a grapple or physical tool.
Also recorded as grapnel.
Overview
Device with multiple hooks attached to one end of a rope, generally used to temporarily secure one end of a rope, or to dredge for submerged objects.
In detail
Its recorded use is naval boarding and climbing.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Grappling hook”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q1287607: grappling hook
Consult the source