【Concrete Screws with Drill Bit】Includes 35 Pcs 3/16" x 3-1/4" concrete screws and 1 matching masonry drill bit, designed for fastening applications in concrete, brick, block, and cement surfaces.
【Heat Treated Carbon Steel Construction】Manufactured from 1022A heat-treated carbon steel, these concrete screws provide reliable fastening strength. The blue coating helps resist rust during indoor and outdoor use.
【Flat Head Masonry Screw Design】The flat head design allows the screw to sit flush with the surface after installation, creating a clean appearance when mounting brackets, fixtures, and hardware.
【High-Low Thread Structure】The high-low thread design helps the screws cut efficiently into concrete, brick, and masonry materials, improving holding power and installation performance.
【Suitable for Masonry Installation】These concrete anchor screws are suitable for mounting shelves, brackets, hooks, and fixtures on concrete walls, brick structures, and block surfaces.