90mm-254mm rock drill bit Flat, convex, concave face for different rock condition Quality products with good price Trustworth With yeas of experience, now Zhongrui can manufacturer the best qualith DTH  rock drill bit, DTH hammer. Now we can supply...

water well drilling hammer 350,350,360,380 wind pressure:0.5-2.5mpa Impact frequency :25 match bit :152-   With yeas of experience, now Zhongrui can manufacturer the best qualith DTH drill bit, DTH water well drilling hammer . Now we can supply...

pneumatic rock drill bit spline shaft:six match hammer:90 ISO certificate Manufacturer with good price DTH pneumatic rock drill bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted high-quality raw...

high pressure dth bit spline shaft:eight match hammer:340 350 360 380 ISO certificate DTH bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and...

high pressure down-hole drill rock bit water hole:two match hammer:4",5",6",8" ISO certificate DTH rock bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted high-quality raw materials,...

high pressure down-hole roller bit water hole:two match hammer:3-8inch 90-203mm bit Good quality, low price With yeas of experience, now Zhongrui can manufacturer the best quality DTH rock drill bits, DTH hammer and chisel bit, thread button bit. Now we can supply...

rotary hammer drill water hole:three match rock drill:hydraulic pressure T45, T38,R32 GT60 thread rod Button bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted high-quality raw materials, advanced...

hammer rod, drilling rod with high quality and large of quantity stable and durable We supply drilling rod/moil rod for breaker,jack hammer and so on.Rock breaker tool Exceptional performance Select high quality alloy steel Multiple heat treatments our company has...

high pressure down-hole drill bit spline shaft:eight match hammer:340,350,360,380 Manufactuer, good price. DTH bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft...

high pressure down-hole drill bit water hole:three match hammer:340,350,360,380 Long service life ISO certificate DTH drill bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted high-quality raw materials,...