These cam action lever fasteners allow for quick fastening and unfastening without the use of tools. They allow the user to tighten by threading like a traditional fastener however, for final tightening the cam lever is pushed downward. To unfasten, the cam lever is pulled up releasing clamping force and allowing the fastener to be unthreaded. They are ideal for quick change operations where parts only have to be loosened and not completely unassembled. The handles and studs are made from 300 series stainless steel. The handle has an electrolytic polished finish. The studs have a natural finish. The thrust washers are made from plastic.