L.H.Dottie® Zamac Alloy Anchor w/ Carbon Steel Pin, Flat Head, 1/4" x 1-1/4", 100 Pack

Drop-In Anchors are manufactured with an internally threaded, all-steel exterior shell that features an expansion cone insert used to anchor into the concrete. They are intended to be used in concrete materials only and can be used with any head style screw. The screw can easily be removed, loosened, or re-tightened if needed. Common applications include, pipe hanging, overhead anchoring, hanging strut, sprinkler systems and removable anchoring points.

Double Expansion Machine Screw Anchor are designed for anchoring into concrete, brick, or block base material. Inserting a machine-threaded bolt into the anchor expands it against the concrete at two points. These anchors are made from Zamac Alloy, a non-rusting material. They are intended to be set flush with the base material and are considered a light to medium-duty fastener. It features Easy Bolt Installation/Removal, Corrosion Resistance, Internally Threaded, Dual Cone Expansion.

Zamac Anchors with Removable Screw are suitable for use in concrete, block, brick or stone. They are a unique, one-step nail drive anchor that features a Phillips style head. The body of the anchor is formed from corrosion resistant Zamac alloy and a zinc plated carbon steel drive screw. When compared to a traditional Zamac Anchor, the ZAS has been designed to provide a removable anchor with higher tension loads when installed in concrete. These anchors are not recommended for use overhead or applications where holding values are critical.

Concrete Screws are tempered masonry screws designed for long lasting performance and superior holding strength. It is made of Carbon Steel. Due to their unique thread design, they are the ideal fastening solution for light to medium duty applications in concrete, brick, masonry block and wood base materials. They are manufactured with a gimlet point that taps it's own threads while drilling into the base material. Common applications for this fastener include the attachment of electrical boxes, light fixtures, and masonry base materials.

Concrete Screws are tempered masonry screws designed for long lasting performance and superior holding strength. It is made of Carbon Steel. Due to their unique thread design, they are the ideal fastening solution for light to medium duty applications in concrete, brick, masonry block and wood base materials. They are manufactured with a gimlet point that taps it's own threads while drilling into the base material. Common applications for this fastener include the attachment of electrical boxes, light fixtures, and masonry base materials.