R25N R32N R32S R38N R51L R51N T76N T76S

Common Hollow Grouting Anchor Bolt

Common Hollow Grouting Anchor Bolt means a rod that transfers the structures or deotechnical load to a stable rock formations, it consist of rod, drill bit, coupling, plate, grouting stopper and nut. It has been widely used in tunneling, mining, slope stabilization, tunnel diseases treatment and roof supporting of underground works. It is suitable for loose grounds(caly, sand, friable^etc). Hollow anchor rod is made of seamless tube with high strength.

Self-Drilling Hollow Grouting Anchor Bolt

Prestressed Hollow Grouting Anchor Bolt

Combined Hollow Grouting Anchor Bolt

Swellex/Expansion Shell Hollow Grouting Anchor Bolt

T-Thread Hollow Grouting Anchor Bolt

Drill Bit , Anchor Plate, Anchor Coupling, Anchor Nut, Grouting Stopper, Seamless Steel Pipe Rolling Mill