A work surface is subjected to a corona discharge treatment and then to printing or coating. The snap pieces are formed at a distal end of the post and elastically deformable in a radial direction. It finds its application in copy protection of content carriers such as optical discs or in smart cards. A tab receiver on the broom head receives and positively engages a tab and spring hinge arrangement on the whisk broom to create the appearance and utility of a one piece broom head with the advantages of a quickly detachable whisk broom. The second sleeve moves in a direction transverse to the longitudinal center axis of the axial bore when moving between the first position and the second position.