Self-tapping screw for metal 4,2*25 with flat head and washer, phosphated 55SFP (50 pcs.)

The 55SFP phosphated self-tapping screw for metal with a flat head and washer, packed in a DIY set, is a fastener specifically designed for construction and installation work where high corrosion resistance and reliable joints are required.

Each DIY pack contains 50 pieces of 55SFP screws, with a diameter of 4.2 mm and lengths ranging from 13 to 25 mm.

The phosphated coating on the 55SFP provides additional protection against corrosion and improves adhesion for various coatings such as paints and plasters. Its main advantages include durability due to rust and corrosion resistance, as well as strong fastening ensured by the washer, which evenly distributes the load and prevents material deformation. Moreover, the phosphated surface enhances bonding with finishing materials, making the fastening more secure.

Phosphated self-tapping screws for metal with a flat head and washer 55SFP are widely used in building and construction projects, such as metal frame structures, hangars, warehouses, and industrial facilities. They are also used for assembling partitions and walls, ensuring the secure fastening of metal profiles in office, commercial, and residential spaces.