We are leading manufacturer & supplier of Top-hammer & DTH drilling tools in China, including R32 R38 T38 T45 T51 GT60 threaded button bits, drill rods, DTH bits, DTH hammers, DTH drilling pipes etc.www.chinabuttonbits.comwww.china-buttonbits.comwww.rockdrilling-buttonbits.comsales@jinquandrill.com+86-15965516086
We are leading manufacturer & supplier of Top-hammer & DTH drilling tools in China, including R32 R38 T38 T45 T51 GT60 threaded button bits, drill rods, DTH bits, DTH hammers, DTH drilling pipes etc.
回复删除www.chinabuttonbits.com
www.china-buttonbits.com
www.rockdrilling-buttonbits.com
sales@jinquandrill.com
+86-15965516086