Button Bit (Thread Bit)

Changsha Heijingang Industrial Co., Ltd is a famous privately operated enterprise specialized in researching and manufacturing rock drilling equipments and pneumatic tools.   The company has rich experience in the researching, development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality rock drilling products. The products made by the Changsha Heijingang have spread all over the County, and exported massively to more than 20 countries .For example USA、France、South Korea、Australia、Canada、Malaysian and so on.

Changsha Heijingang Co., Ltd is located in The Leifeng’s hometown—Wangcheng, Hunan, with land area of 15000 m2, the workshop 3500 m2 and more than 200 workers and staff.   We are equipped with wide rang of advanced equipment required for manufacturing rock drilling machine and pneumatic tools.   Independently designs and makes the following products: the most advanced high air pressure DTH hammer in China; all kinds of DTH bits, eccentric drilling equipments for simultaneous drilling and casing through overburden and loose rock formations; all kinds of threaded drilling bits; shank adapters and coupling sleeves; all kinds of tool joints and drill pipes, spare parts for drill rig. All products are interchangeable with various products manufactured by Sandvik, Ingersoll-Rand, Atlas Copco etc, all our products are widely used in mining, tunneling, quarrying, construction, and civil engineering project.

Facing future, we will work hard to manufacture and supply better products and after-sale service at more competitive prices to help customers to get best economical efficiency. We believe that our endeavor will let more people need us.