IDC Tool to use with BT telephone sockets and CAT5/CAT5e/CAT6/CAT6e Data modules. DATAPRO IDC Push Down Insertion Tool For BT Networks & CAT5/CAT5e/CAT6/CAT6e Ideal for small jobs and handy spare if professional version is lost or broken, Quick easy to use tool for connecting wires to sockets which have IDC terminals ie BT CAT5/CAT5e/CAT6/CAT6e networking.