Drop-In anchors are female concrete anchors designed for anchoring into concrete. Drop the anchor into the pre-drilled hole in the concrete. Using a setting tool expands the anchor within the hole in the concrete. Drop-in anchors require a setting tool to install. Drop the anchor into the hole, slotted end first. Insert the setting tool into the anchor and strike with a hammer until the lip of the setting tool meets the top of the anchor. Set the fixture over the anchor and insert the properly sized threaded rod or machine threaded bolt through the fixture and into it. Drop the anchor into the hole, slotted end first. Insert the setting tool into the anchor and strike with a hammer until the lip of the setting tool meets the top of the anchor. Set the fixture over the anchor and insert the properly sized threaded rod or machine threaded bolt through the fixture and into it. Removing wedge anchors Wedge anchors can be removed from concrete in one of three ways: If the hole beneath the anchor is deep enough, simply pound it into the concrete with a hammer. Use a saw or grinding wheel to cut the anchor off just above the surface, and pound the rest flat with a hammer. Types Of Masonry Anchors Double Expansion Shield Anchors are used primarily used in brick and block. ... Sleeve anchors are fairly simple to use and are primarily used in brick or block. ... Wedge Anchors are extremely popular and are one of the strongest anchors for hold strength. How do you get anchors out? Place a flat blade screwdriver across the opening of the drywall anchor. Make sure the head of the screwdriver is wider than the screw hole in the anchor. Tap the end of the screwdriver with a hammer to push the anchor all the way to the wall. Keep tapping until the anchor falls down behind the drywall.