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Self Drilling Anchor (SDA) Rock Bolt

Product Details

Self Drilling Anchor (SDA) Rock Bolt

Self drillinganchor (SDA) rock bolting system is a very up-to-date, reliable and highefficiency anchoring system which is widely used for tunneling bolting , groundsupporting, soil nailing, slope stabilization and micro-piling. Our selfdrilling rock bolting system has following advantages:

1, Our each pieceof rock bolt is manufactured by premium steel and most advanced technology,which ensures our quality can be international standard or even better.


2, Self drillingrock bolting system eliminates the requirement of a cased borehole, sodrilling, grouting and anchoring can be finished simultaneously.


3, Self drillingrock bolts can be used only for temporary support, but also for permanent support in many applications, like tunneling supporting, micro piling, soilnailing, etc.

We carry acomprehensive range of various self drilling rock bolts; generally speaking, we have two categories as below:

1, R25N, R32L,R32N, R32S, R38N,R51N, T76N, T76S, T111N, T111S;


All self drilling rock bolts can be manufactured in different lengths, like 2 meters, 3 meters, 4meters, 6 meters or 9 meters. Both left hand thread and right hand thread areavailable upon customer’s request.

Besides, we alsosupply a complete range of accessories, including coupling sleeves, steelplates, nuts, centralizers, and various anchor bits.

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