Mission's knife is his sheathed porter blade, used to cut the farmers' generator rope and later his hair.
Mission Jones carries the knife in a sheath with a clasp around the handle and anticipates needing it on the night of the porters' action. He uses its sharp edge to sever the taut rope supporting the farmers' generator.
After changing into Security coveralls, Mission straps the knife back to his waist. During the journey upstairs, he uses the porter's blade to cut his hair and make himself less recognizable.
A sharp porter knife carried in a sheath with a clasp around its handle, strapped to Mission's waist.
It is Mission's carried cutting tool, used both during the generator attack and in changing his appearance.