A screw M3.5x50mm nickel plated is a type of screw that has a diameter of 3.5mm and a length of 50mm. It is made of nickel-plated steel, which makes it resistant to corrosion. The screw has a flat head and a countersunk head, which means that it can be flush with the surface that it is screwed into. The screw is commonly used in electrical applications, such as mounting electrical boxes and switches. It can also be used in general construction applications, such as mounting furniture and fixtures. · · · Diameter: 3.5mm · · Length: 50mm · · Material: Nickel-plated steel · · Head type: Flat head and countersunk head