Hilti 435021 TE-CX Carbide Drill Bit Set, 6-Piece

New solid carbide head for less wear and more holes with the accuracy required for setting anchors | Innovative solid carbide head featuring gradient technology for drilling through steel rebar's | Quadruple helix and optimum head geometry for consistently fast drilling progress over the entire life of the drill bit | The indicator mark at the head verifies suitability for setting anchors as long as the mark is visible | In the unlikely event of breakage, the drill bit will be considered for replacement as long as the wear mark on the helix is still visible