Low pressure dth hammer

DTH drilling tool----DTH hammer,drill pipe,drill pipe joint tooland dth hammer bit etc.

Low pressure DTH hammer range:

2" DTH hammer

CIR65(ZX-60)

3" DTH hammer

CIR90(ZX-90A)(ZX-90)

CIR80(ZX-80)

CIR70(ZX-70)

ZX-70B

4" DTH hammer

CIR110(ZX-110A)(ZX-110)(ZX-100)(ZX-130)

5" DTH hammer

CIR150(ZX-150)(ZX-150A)

New product:

6" DTH hammer

CIR170(ZX-170)

3" DTH hammer

CIR90(CL-90A):similar with ZX-90A,one minute quicker for onemeter,more durable.