Threaded Button Bit

Changsha Great Wall Drilling Tools Manufacturing Co.,Ltd. established in 2001. With almost 20 years of operation and development of this company, this company has got many technical experiences. These improve the quality and the technical content of our product and innovate our product constantly.This is the reason why our product are outstanding among all drilling tools manufacturers in China. Even some serise of our products of products are top product in this industry.Such as: Threaded Button Bits with Conical wedage Button. Our product mainly include high and middle air pressure DTH(Down The Hole) hammers and bits from 1.5"-12"(40mm-300mm) in diametes. Our products can perfectly match with the products of the world famous brand such as: Atlas Copco, Sandvik,Ingersoll-Rand and other well-know manufactures. They are widely applied to varies of areas including blast holes, earthwork projects,mineral exploration,water well,construction,bridge, geothermal exploration,etc.

Our company has more than 10000 square meter modern workshop, many kinds of CNC machines,precision grinding machines,many kinds of heat treatment equipment and quality testing equipments.These increased the accuracy of the products and stability of the quality. At the same time,we have many senior technicians of this industry,they ensure the reliability of our products.

Making drilling becomes green and happy," Pulanka rock tools company is adhere and stick to this production, marketing concept, in pursuit of providing customers with more efficient, environmentally friendly and economical drill tools, so that customers can enjoy the fun and benefits from drilling.

Our company is specialized in the production and development of mine, tunnels and other engineering rock drill tools. Our company has 15 years of rock drill bits production experience with producing tapered button bits as a starting point, successively introduce advanced foreign technology and equipments and expand the production scale and technical team. Through unremitting efforts over these years, now we have made big technical breakthrough in thread hydraulic drill bits and high air pressure DTH drill field, and products have been gradually recognized and trusted by our customers.

he continuous growth of the company's sales, target market gradually shift from domestic market to international market, products are exported to more than thirty countries and regions ,including Southeast Asia, the United States, Germany, Britain, South Africa and so on , and established a good brand image and reputation in international market.