Yanggu Yihui Drilling Tools Co.,Ltd. Was eatablished in 2011, we are professional manufacturer of Self-Drilling hollow grouting anchor rod system, We have 8 years manufacturer experience, 3 years’ export experience, we attend the exhibition every year, it makes our company expanding rapidly, our products have exported to over 20 countries and are well received by our customers.
Our facotry has Over 100 workers, 36000 m² workshop, has advanced manufacturing technology and equipment, has a united progressive and vigorous production team.
Our main products including T/R-thread Self drilling hollow bar(anchor bolts), self drilling anchor bit, couplers, nuts, plates and other accessories. Type R25, R32, R38, R51, T30, T40, T52, T73, T76 T103 etc are available for your choice.
Mainly used in slope stabilization, tunneling pre-supports, foundations with micro piles etc job. Which is widely used in tunneling, mining, construction and railway projects.
We gurantee to give the best service to each of our customer, High quality, Fast delivery and very competitive price are our main advantage, we have formulated the strict quality control system to make sure every product can meet quality requirement of customers.China Self Drilling Anchor Nuts