The product is a pack of 1000 3.5x 42mm course thread plasterboard screws from the brand elliotts. These drywall screws are made of steel with a phosphate finish and have a countersunk head style. They come in a metric system of measurement with a thread size of 3.5mm and are suitable for DIY materials in home,, and DIY projects. The screws are designed for easy driving using a Phillips drive style, ensuring a secure and stable fastening for gypsum boards See my other listings
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