Solid carbide helical bits with 3 positive cutting edges and chipbreaker. This is one of the best tools of its kind in the catalogue, thanks to its dual application: chipbreaker cutter and for finishing. For working solid wood and wood composites, Challenge ensures optimal finishing on the entire surface.


  • HWM body
  • 3 positive helical cutting edges with chipbreaker
  • Chips discharged upwards
  • Housing for Seeger starting at D.12