Red head concrete anchors – Several types of concrete anchors exist for a variety of projects, from anchoring a home to a foundation to attaching an object to a wall. If you work with masonry materials such as cast concrete or ash block walls, use anchor with expander features. Bolt anchor expands inside drilled holes using a light bulb located at the bottom of the hardware. Screw gears have sleeves that expand inside holes using screw fasteners. Concrete anchors are made of metal or plastic, depending on your needs.
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Insert the anchor, sleeve first, into a pre-drilled hole in the concrete. Hit the back of the anchor with a hammer or mallet until the hardware sits firmly in the hole. Determine the type of tool you need to turn the attachment head at the top of red head concrete anchors. Use a wrench for anchor nuts, or a groove or screwdriver star screwdriver.
Attach the appropriate tool for the fastening head, making it fit properly to prevent the anchor head from stripping. Turn the fastener head in a clockwise direction to allow the sleeve to expand within the drilled hole. Continue rotating the red head concrete anchors head until the sleeve expands completely inside the hole, expanding the object. Do not pull the anchor, or you risk causing its gears and wires to be detached.