Round disks, which are disks of round steel.
Steel searcher-nail, a nail is a pointed piece of hard metal (usually steel) that is used to fasten wood, for example. Hammers drive nails into objects, and more recently, electric nail guns, gas nail guns. Nails stabilize objects by clinging to them through their deformation and by friction. Nails are one of the most common things in decorating. Iron-cast nails are also called iron nails. Steel-cast nails are also called steel nails.
Round disks, which are disks of round steel.
Wire drawing, which pull out the diameter of the nail rod.
Cold heading, which make the tail and tip of the nail.
Polishing, which put the processed nail in the polishing machine and then polishing, then is the finished product.