Yuyao BeiShuo Hardware Co.,Ltd
Yuyao BeiShuo Hardware Co.,Ltd Wheel Nut, Hand Tool, Socket Set manufacturer / supplier in China, offering Promotional Logo Printed High Visibility Safety Reflective Vest, Safety Reflective Traffic
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Our Beishuo expansion bolt for structural steel tubeis suitable for use with rectangular, square and circular steelwork sections, or other types of metalwork where access is restricted to one side only.
Our Beishuo expansion bolt for structural steel tubeis ablind bolt connectorthat can be tightened down from one side. The hexagonal sleeve allows it to be held in position with an open ended wrench while a torque wrench is used to tighten the core bolt. As the core bolt is tightened the threaded wedge is drawn up inside the body, the fins expand, and a secure connection is made.