Our company is a professional construction machinery components manufacturer (Jiangyin Jiangnan Heat Treatment Co., Ltd. ) which is located in Wuxi, China (near Shanghai) and specializes in producing drill rods of breaking hammer of excavators(hydraulic breaker chisels of excavators). Our company's brand of drill rods is call "Gu Jian drill rod".

With decades of accumulated technical advantages in metal heat treatment and years of devotion and R&D in materials, the quality of drill rods for various specifications of breaking hammers (in the range of 100-195mm in diameter) produced by our company is the world-class, and the service life of the products is also one of the longest brand in the world. Its service life is 3 times that of similar products of other Chinese companies's brand, 2 times that of similar products of Japanese and European and American enterprises well-known brand(this is the feedback result of the word-of-mouth of our large customers using for long time ), with timely delivery and compititive price.