Precise drilling. The replacement drill bit is suitable for the CENTROTEC centring bit. The drill bit is fixed via a hexagon socket screw and set to the desired drilling depth. Simple assembly|Easy adjusting of the drilling depth via a hex key|Distinct centring point. Installing fittings such as drawer guides with 5 mm Euro screws|Working with drill templates|Furniture manufacture. for ZB HS D 5 EURO CE centring bit