Four Shields Anchor with hook bolt and eye bolt with four shells,the square nut inserted and fixed with the hook or eye bolt and washer is pulled into the anchor shells to expand it when tighening the hook or eye bolt head.
It is made of carbon steel or stainless steel. 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 surface of the wedge anchor could be plated by white zinc plate, yellow zinc plated, HDG or Dacromet as the customers' request.
They are used in the concrete or masonry place,construction building site to fix and fasten the objects safely and widely.