Hellermann tyton cable marker kit 2 0mm to 5 0mm hellermann tyton mhg2 5kit this helagrip extensive cable marking kit from hellemann tyton contains the most commonly used symbols 0 to 9 l n r s t earth legend black 0 brown 1 red 2 orange 3 yellow 4 green 5 blue 6 violet 7 grey 8 white 9 l n r s t earth colour high grade pvc material ensures the best expandable marker system available special chevron cut ensures markers lock together