Sheet metal screw, white zinc-plated, 6KK Zn 4.2X13 RR21

Sheet metal screw, galvanized, size 4.2 x 13 mm, available in RR colors. Suitable for fastening sheet metal, offering corrosion protection and color shade options. Used in the construction industry especially for roof and wall structures, where appearance and weather resistance are important features. A handy and reliable choice for a wide range of installations.