Peg has peg body, which is formed as hollow bodies and radially running flexible elements, which are affixed at outside superficies surface of peg body, where peg body comprises predetermined breaking point

摘要

The peg has a peg body, which is formed as hollow bodies e.g. hollow bodies and radially running flexible elements are affixed at the outside superficies surface of the peg body. The peg body comprises a predetermined breaking point. The hollow cylinder in the peg body, allows exact adjusting pressing of the screw over the predetermined breaking point during pivoting the screw against the flexible elements.