Tandefio 100 Pcs 1/4" x 3" Split Drive Flat Zinc Plated, Hammer in Concrete Nails for Applicable to Concrete and Cement Structures

Heavy Duty Strength Fixing: this 1/4" x 3" anchor bolt adopts a split drive design, which automatically expands during installation, enhances grip and cannot be removed after insertion, and has a nice connection effect between items | Reliable Raw Materials: made of reliable carbon steel, the split drive flat zinc plated has nice hammer resistance, tensile resistance and strong load capacity, not easy to wear and deform, and can withstand big strength loads for a long time without damage | Rustproof and Corrosion Resistant: the surface is galvanized to effectively prevent rust and corrosion, which is more durable and increases the service life; It is suitable for indoor and some low humidity outdoor environments | Simple Installation: just drill and knock in, no additional expansion pieces or nuts are required, saving you time and energy; The flat head design can be flush with the surface after installation to improve the aesthetics | Wide Application: this anchor bolt is mainly applied in concrete structures, and can be widely applied in the building or construction industry; It is also your nice helper in family life