GREENLEE Screw Anchor Expander for Caulking Anchors

Master your jobs with speed and ease with the Greenlee screw anchor expander. A favorite of electrical experts, this tool allows you to quickly and securely set expansive screw anchors in concrete, brick, or block, regardless of thickness. With a simple 4-step operation — screw the anchor onto the expander, insert it into the drilled hole, strike the expander head with a hammer, and unscrew — the expander delivers consistent results with minimal effort. Constructed with hardened alloy steel, it is built to last and withstand years of heavy-duty, frequent use on the jobsite. Ideal for mounting junction boxes, conduit clamps and other hardware into masonry, the Greenlee expander provides professional-grade reliability.