Short Description:

Drywall screw with coarse thread and bugle head /  Drywall Screws with Fine Thread        

Dry wall nail is a kind of nail, the biggest characteristic in appearance is horn head shape, divided into double fine tooth dry wall screw and single thick tooth dry wall screw, the biggest difference between the two is that the thread of the former is double thread.Drywall screw series is one of the most important fastener products. The product is mainly used for the installation of various gypsum board, light partition wall and ceiling ceiling series

Phosphating dry-wall screw is the most basic product line, and blue and white zinc dry-wall screw is a supplement, the scope of application and purchase price of the two are basically the same. Slightly different is that black phosphating has a certain lubricity, attack speed (into the speed of the specified thickness of the steel plate, is a quality assessment index) slightly better; Blue and white zinc in the rust effect is a little better, and the color of the product is shallow, not easy to color after coating decoration.

There is almost no difference between blue and white zinc and yellow zinc in rust resistance, only the difference in use habits or user preferences.