dth hammer, dth pipe, button bit, adaptors, dhd dth hammer, low pressure dth hammer, hgh pressure dth hammer, dth drilling tool
dth hammer, dth pipe, button bit, adaptors, dhd dth hammer, low pressure dth hammer, hgh pressure dth hammer, dth drilling tool
High air pressure hammer ZX-DHD series
3" DTH hammer
DHD3.5
4" DTH hammer
DHD340/DHD45A
5" DTH hammer
DHD350/DHD55A
6" DTH hammer
DHD360
DTH drilling tool---DTH hammer,drill rod,adaptors and button bit etc.Suitable for mine and water well etc.