Founded in 1998,Specializing in Expansion Anchor Bolts and Cable Installation Parts.
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Four Shield Heavy Duty Anchors

   Four Shield Heavy Duty Anchors is called by Fix Bolt Anchor  or FB anchor, pre-assembled by the square nut inserted, four heavy duty steel shells, a steel cap and a strong spring, could be fixed with the hex bolt, eye bolt, hook bolt, threaded bar and projection bolt. During the installation, The square nut is pulled into the anchor shells to expand it when tighening the bolt head or the nut.

    They are  made from carbon steel plate or stainless steel and made as the Metric, Inch threads standard from diameter M6-1/4"  to M20-3/4" for the special size and the  style are available according to sketch and sample.

    The product surface could be plated by white zinc plate, yellow zinc plated, HDG or Dacromet as the customers' request. They are widely used in the concrete or masonry place, solid brick, construction building site to fix  the objects safely.

Four Shields Anchor with Hex Bolt

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