【360pcs Concrete Screw Set】This Concrete Screw set includes 4 different sizes of screws,total 180pcs flat head phillips concrete screws(3/16"x1-1/4"-100pcs, 3/16"x1-3/4"-50pcs, 3/16"x2-1/4"-30pcs).Total 180pcs hex head cement screws(3/16"x1-1/4"-100pcs, 3/16"x1-3/4"-50pcs, 3/16"x2-1/4"-30pcs).
【High Quality】The use of 1022 carbon steel sudden fire heat treatment and hardening, surface coating road rust treasure, halfway salt spray time experiment up to 1000 hours, has a strong corrosion resistance, suitable for outdoor use.
【Sturdy and Durable】Self-cutting bottom cement nails designed specifically for concrete mixes, with expansion-free installation and resistance to cement realkalization.Unique diamond tail for faster drilling speed can quickly penetrate concrete slabs, bricks, etc.
【Wide Application】It can be used in building materials such as concrete, sintered drills, foam bricks, logs, and so on. Widely used in aluminum alloy doors and windows, broken bridge aluminum system and all kinds of building structural installation.Convenient, fast, firm and reliable.
【Easy to organized】This concrete screws assortment kit comes with a reinforced case, with thickened dividers and latches, keeping all threaded inserts well organized, clear labels pasted on the inner and outer lids, easy to store and at hand when needed.