Brief Introduction:

The domed nuts is made to meet the stringent demands on anchor specifications and the daily operations of underground work.
All nuts exceed the ultimate strength of the bar.


Sinorock? is an experienced manufacturer with more than ten years history in the production of anchoring products. It's specialized in the development, production and sales of anchoring products. All the products delivered to customers have passed strict quality testing. Sinorock? has full range of anchoring products, including self drilling anchor bolt, expansion shell anchor bolt, FRP anchor bolt, friction rock bolt, etc