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Sinorock T127 Self Drilling Anchor Bolt
T127 anchor bolt is one of the T-thread self drilling anchor bolt. It is made of seamless steel pipe with thick wall. In addition, surface thread-shaping technology is taken. With a bit at the anchor head, it is easy to cut through various rocks. The self drilling anchor bolt eliminates the requirement for a cased borehole. Therefore, it has a high rate of installation since drilling, placing and grouting can be performed in one single operation.
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