Self Drilling Anchor Rock Bolts, Threaded Rods, Tie Rods ...
We are Listed in Top Self Drilling Anchor Bolt Systems manufacturers exporters by Srons Engineers in Malaysia The Self-Drilling Hollow Bar Anchor System is comprised of a hollow threaded bar with an attached drill bit that can perform drilling, anchoring and grouting in a single operation. The hollow bar allows air and water to freely pass through the bar during drilling …
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