Sinorock is your nut and bolt company partner in wholesale self drilling anchor bolt success.Why should you buy self drilling hollow anchor from Sinorock instead of someone else? It’s actually pretty simple. We take care of you throughout the entire purchasing process, and we save you money in the end. We haven’t gotten where we are by forgetting about the customer after we have collected your money. We befriend you. We get to know you and what your company is about. Our salesmen meet with your personnel to better understand how you think and what your needs will be.

All Sinorock self drilling anchor system utilise a small diameter greased filled high density polyethylene sheathing, allowing for a greater number of individual strands to be contained in a given drill hole size.

Sinorock self drilling hollow anchors adopted the advanced manufacturing process and procedures inproduction,ensuring high quality steels and tungsten carbides to guarantee the consistent highquality of the products since being ISO9001 accredited,through our many years of effort,wegradually developed independent development of various designs and manufacture of self drilling hollow anchor toosand formed a perfect service & quality control system including tight quality control procedureand a complete after sale service teams.

Self drill hollow anchors are effective in a variety of ground conditions, including gravel,clay, rock, sand and made ground. This method of mini piling is used in a wide range of projects including rail related work and foundation upgrades, stabilisation and underpinning as well as facade retention, tension piles, road works and bridge works.