Box of 500 - Self-drilling Countersunk Screws galvanized 3.9 x 32 , treatment DELTACOLL BLACK

Our self-drilling screws benefits of a treatment Ruspert 1000 HBS NOIR (resist 1000 hours in the saline fog) who brings you a better firmness to the corrosion.
Our self-drilling screws does not require of pilote hole, which accelerates installation time  and reduce et réduit the cost and the need of additional drill.
This additional and economic feature can do self-drilling screws the preferred choice.
Our self-drilling screws for metal is designed for a variety of application as fixing metal on metal in a corrosive environnement. Allows the fixation of braces for ceramic slab of TERRASSTEEL 's brand, various composite blade clip