The Hillman Fasteners Screw-Bolt+ Anchor, part number 372214, is a heavy-duty, one-piece screw anchor designed for secure fastening in concrete and masonry. Manufactured from case-hardened carbon steel and typically zinc-plated to ASTM B633 standards, this anchor features a 1/4 inch diameter and 1-1/4 inch length. It is engineered with a patented thread design to ensure low installation torque and can be installed using standard ANSI tolerance drill bits. Suitable for normal-weight concrete, sand-lightweight concrete, concrete over steel deck, concrete masonry, and solid clay brick, it is fully removable and reinstallable in the same hole. The Screw-Bolt+ is ICC-ESR 3889 and 4042 approved for concrete and masonry applications, respectively, and is compliant with International Building Code (IBC) and International Residential Code (IRC). Ideal for racking, shelving, structural attachments, barriers, and temporary supports, this product is supplied in a box of 25 units.