Great Wall Diamond Drill(Hong Kong)CO.,LTD

Great Wall Diamond Drill(Hong Kong)Co.,Limited is a famous moden High-tech enterprise, which specializing in manufacturing and exporting rock drill bits equipment and pneumatic tool.The company was found in 2005 and located in the center of the China Industrial- Changsha. Our company has the full sets of producing rock drilling machine and pneumatic tool,by using high quality raw material,utilizing advanced craft technology and imposing strict quality imposing strict quality inspection,independently research and develop the most advanced high air pressure DTH hammer in China, various kinds of DTH bits, accentric overburden drilling equipment,various kinds of  threaded drilling  bits, reverse circulation hammers and bits ,  shank  adapters and coupling  sleeves, drill tube, and accessories of rock drilling and other products [Details]