Generally speaking this would be the domain of the General Hand and Process Worker, but don't let the phrase "unskilled" fool you. Sourcing keen, motivated workers in these areas can be just as hard and just as important as senior managers. These are the people that get the work done, packed, delivered and sold.
They are the backbone of most companies and are as "mission critical" as anyone else on the site. Crest HR has several clients who depend solely upon us for ALL of their operational staffing.