50pcs 4.2x3 8mm Self Drilling Flat Head Screw Galvanized Carbon Drill Steel Screws for Home Installation Feature:1. Standard size: the size of these screws is 4.2x3 8mm/0.2x1.5inch, can be used in most places, a pack of 50pcs is enough to use or 2. Easy use: these screws are smooth, evenly forced, not easy to slip during use, simple to tighten, convenient to use3. High-quality carbon steel: These screws are made of high-quality, heavy-duty carbon steel for long-lasting time4. Rust-resistant housing: These screws are galvanized to provide an excellent rust-proof and corrosion-resistant housing5. Wide range of applications: these screws are widely used in home and office, such as furniture repair, application repair, home installationSpecification:Item Type: 4.2x3 8mm Self Drilling ScrewMaterial: Carbon SteelExterior Treatment: GalvanizedColor: SilverSize: Approx.4.2x38mm/0.2x1.5inPacking List:50 x Round Head Self Drilling ScrewOr50 x Round Head Self Drilling Screw