Description:Mainly used in notebooks, computer monitors, fans and other 3C equipment products.Cross slot, uniform force,easy to lock, not easy to slip, more convenient and quick to use.It is made of carbon steel with enough strength and proper toughness after carburizing and black zinc plating. The screw is corrosion resistant and durable.Specification:Material: Carbon SteelFinish: Carburization + Black Zinc PlatedScrew Groove Type: PhillipsThread Diameter: #6Thread Pitch : 32 Threads Per InchTotal Length: 15/64"(6mm)Screw Head Diameter: 13/64"(5.3mm)Main Color : BlackPackage Content:60pcs x Phillips Screws