【High quality material】All door handle grub screws are made of high quality alloy steel, which has excellent rust, oxidation and corrosion resistance properties, does not break or fade easily and ensures a long service life.

【Easy to use】The socket head cap screws are ideal for use in tight areas where the head needs to be flush or below the surface. The mixed set screws have uniform force, no misalignment and are not easy to slip. The uniform pitch, no sharp edges, clear thread and no residual burrs allow the grub screws to grip well.

【Easy to store】All hex socket head screws are packed in a sturdy, transparent storage box, which can not only provide you with the perfect hex socket head screws, but also the perfect storage system for them.

【Wide Applications】The socket head cap screw is widely used for the fastening connection of aluminum profiles, for the fastening connection between square aluminum profiles with multiple slots, and for the maintenance and replacement of equipment at home, stores, garages and other small repair shops.