Great Wall Diamond Drill

Great Wall Diamond Drill (Hong Kong) Co. Ltd is a famous modern high-tech enterprise, which specializes in manufacturing and exporting rock drill equipment and pneumatic tools. Our company was founded in 2005, and is located in the center of China industrial–Changsha. We have full sets of rock drilling production machine and pneumatic tool, and by using high quality raw material, utilizing advanced craft technology and imposing strict quality inspection, we can independently research and develop the most advanced high air pressure DTH hammer in China, various kinds of DTH bits, eccentric overburden drilling equipment, various kinds of threaded drilling bits, reverse circulation hammers and bits, shank adapters and coupling sleeves, drill tubes, and accessories of rock drilling and other products.