Description:Material: Carbon steel, zinc plated, anti-rust and anti-corrosion.Usage: Twist the screw by hand without any other tools, easy to install.Feature: Special wing design, increases the lateral bearing surface and makes it easier to fasten, can be used repeatedly.Applications: Machinery and equipment, electronic equipment, communications equipment, hardware lighting, building bridges, and furniture decoration which require insulation, frequent disassembly, and maintenance.Specification:Product Name: Wing Butterfly ScrewMaterial: Carbon SteelFinish: Zinc PlatedThread Size: M4x10mm/M4x0.39"(D*L)Head Size: 9x4mm/0.35"x0.16"(D*T)Main Color: Silver TonePackage Content: 15pcs x Wing Butterfly Screw.
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