For use in rotary hammers with SDS-max holder; use thevarious diameterranges oniyin the suitable hammerclasses due to risk of overioad; observe the operatinginstructions of the rotary hammers, especially suitable foroutdoor 
co-
nnections of cables and pipes High drilling performancedue to bellshaped
drilli-
ng head with asymmetrically positioned tungsten carbidepins and tungsten 
car-
bide centre cutter as well as largevolume spiral flute.Precisedrilling starts due to pilot drill bit.
Materials :  (Concrete -  Granite  - wall -  Block/brick  -  Slate  Stone)
Size:(40-280)~(80-1000)