ZENTRO PLUS HAMMER DRILL precise quiet the PGM Prckf drawing guarantees passgena dowel holes across the whole long Lebensd Ar optimale 4x90.. Symmetrie, vier gleichmssig arbeitende bits (Type Metal bits Verschleissarme Geometrie (Kopf & Spirale) centre point head for easy, punktgenas Anbohren large-volume, sch; pfende twist geometry bits (one piece metal cutting geometry, reinforcement chamfering bits (cutting on either end metal plate embedded and resting on the side. Maximum connection area of the hard metals steel Spiralkern strong optimised for vibration-free cut-off drilling behaviour and extreme resistance to breakage with 4 Spiraligkeit For Optimum drilling dust evenly Low Spiralverschleiss, Application: For use in Marwerk, concrete, reinforced concrete and natural stone packed individually packaging Please note: * * Vorbohren with short drill bits of the same diameter