Chinese wholesale Self Drilling Concrete Screws – Black or Galvanized Wire Concrete Nail – KLT

Concrete nails, that is, cement nails.  

Concrete nail, commonly known as steel nail, is a kind of nail, using carbon steel production, material has 45 steel or 60 steel, after drawing, annealing, nail making, quenching and other processes, so the texture is hard.  Its function is to nail in some hard other nails cannot nail on the object, because the material and ordinary nails are very different, is a special nail.  The hardness of concrete nails is very large, thick and short, and the ability to punch is very strong.  

Classification: concrete nails have a variety of nail shank, grooved, twill, spiral, bamboo, etc., generally common is grooved shank or sliding shank.  

According to the different classification, concrete nails can also be divided into: galvanized concrete nails, black concrete nails, blue concrete nails, color concrete nails, countersunk concrete nails, K-word concrete  nails, T-word concrete nails and so on.