Product description

  • The power to drill large holes 
  • High quality penetration results with any type of down the hole DTH hammer 
  • Enables the DTH hammer to exert greater power, which significantly accelerates the drilling rate 
  • Prolonged drill pipe life

Dati tecnici

Diametro del foro

92 mm - 203 mm

Rotazione max.

54 - 136 rpm


For surface applications

Sistema di ingresso

DHR 6H rotation unit