The Faithfull SDS Max drills have a specially designed shank which enables them to fit into any machine with an SDS Max Chuck. They are generally large and powerful machines and the special SDS Max design ensures there is no slippage.
All these drill bits have a special L shaped flute profile for increased dust evacuation and are also ideal for concrete and brick.
The Faithfull SDS Max drills of 15mm diameter and above have four cutting edges.
The Faithfull FAIMAX25520 SDS Max drill has the following specifications:
Size: 25mm
Working length: 400mm
Overall length: 520mm