Self drilling bolt system is especially designed for complex ground conditions

Self drilling bolt system is one of the most efficient methods for supporting dam and other infrastructure constructions. As for advanced support, later-stage maintenance and reinforcement, self drilling bolt system has the function that other methods is out of reach: drilling, grouting and anchoring can be done simultaneously, after drilling, the anchor bolt of the system need not to be pulled out, which will prevent collapse. With the target of increasing the durability and suitability of concretes, self drilling bolt system is especially designed for many complex soil conditions, such as poor rock, weathered layer and sand with stone layer.

Sinorock is a world-leading self drilling bolt system manufacturer. Sinorock self drilling bolt system should be considered on any project requiring fast production that would otherwise need to involve a casing system in order to maintain borehole stability. 
Sinorock provides services in the design and production of self drilling bolt system including anticorrosion rock bolt for mining, tunneling, hydroelectric and civil construction. At the same time we can facilitate customers by our ready stock, for anchor nuts, drill bit and so on. Our expertise and advanced specialist skills have ensured the outstanding success of a diverse range of high-profile projects around the globe, cementing our reputation as the number one supplier in the geotechnical anchorage industry.