- Hunan New Diamond
- rock drilling tools: dth hammer, dth button bit, drill pipe, thread button bit etc..
- Address:Pingjiang, Hunan, China, Changsha, Hunan, China
- Cangzhou Aoyijia Petroleum Machinery Co., Ltd.
- Drill bit,tricone bit,PDC BIT,One cone bit,tricone rock bit,roller cone, tricone bit, Used tricone bit, Steel Tricone bit, TCI Tricone bit, PDC bit, Used PDC bit, Matrix PDC bit, Steel PDC bit, one cone bit, hole opener, DTH HAMMER BIT, carbide button, .
- Address:Cangzhou Hejian
- Drilling equipments Co.,Ltd
- DTH hammer, Drag bit, button bit, drag bit, rock drills, Drill rod, Shank adapter, diamond core bit, core barrel, Odex system.
- Address:No 3, Sepid Alley street
- Roc Equipment
- Rock Augers, Drill Rigs, Oscillators, Air Tools, Buckets, Hammer Grabs, Tooling, Bits, Dirt Augers, Core Barrels.
- Address:1815 West 500 South
- WEIHAI BESTDRILL DRILLING TOOLS CO., LTD
- pdc bits, tricone bits, rock drilling tools, drill bits, button bits, dth hammer and bits, coal cutters, conical mining bits, construction tools, road milling bits, road planning bits, furnace tapping tools, shield and tbm cutters, retrac button bit.
- Address:No.1,Shendaokou,Weihai,China, Weihai, Shandong, China
- Changsha Changtan Machinery Co., Ltd.
- drilling rig, mud pump, core bits, reaming shell, drilling machine, dth hammer bit, pdc cutters, grinding wheels, pdc bits, drill rod, core barrel, rock drilling tools.
- Address:No.146 Shuguang Middle Road, Changsha, Hunan, China