Sinorock R32 Self Drilling Anchor Bolt

 R32 anchor bolt is one kind of the R-thread self-drilling anchor bolt.It is composed by hollow anchor bar, anchor nut, anchor plate, anchor coupler, drill bit, centralizer, and the hollow anchor bolt can be cut and lengthened by coupling on request conveniently, which makes high piling output possible. It features a hollow bore for flushing, or simultaneous drilling and grouting because the anchor bolt can be used as grouting channel.
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