ND/QL SERIES DTH HAMMER WITH FOOT VALVE
QL80
  • Valveless air distribution.More reliable.
  • Simple design of the piston.long life span.
  • More effcient energy transfer, faster drilling speed, lower air consumption and lower oil consumption.
  • Fewer intemal parts, simple structure, long life span, less failure and easier to maintain because all the parts are heat trated.
  • Easy to disassemble because the top sub,the drive chuck and the extemal cyinder are connected by muitiple steps thread.
QL80
QL80

PARÁMETROS TÉCNICOS

1471mm
187Kg
￠180mm
API4 1/2"REG
￠195-￠254mm