Patent ID: 8162702

Claim:
A premounted contact-making unit comprising: a screw with a head and a shank, and a holding unit, wherein the holding unit comprises a connection part-holding section into which at least one connection part can be inserted, and a screw-holding section into which the screw is inserted in a longitudinal direction of the holding unit in such a way that the screw is held captively in the screw-holding section in the longitudinal direction but in a rotatable fashion, and in that a connection part which is inserted into the connection part-holding section can make electrical contact with the inserted screw, wherein a radially protruding bearing section is formed on the head of the screw, and the screw-holding section has a shoulder section which axially supports the bearing section on the holding unit; and wherein the holding unit has an outer circumference and an anti-rotation section located on the outer circumference; and an anti-rotation device of a tool which can screw the screw onto an attachment element can engage the anti-rotation section.