Best Gypsum Screws (black phosphated size 3.5mm*1" inch)

Gypsum screws, also known as drywall screws, are specialized fasteners designed for securely attaching gypsum board (drywall) to wooden or metal frames. They typically feature a sharp, coarse thread that allows for easy penetration into the gypsum board and a secure grip on the underlying material. Key characteristics include: Self-tapping: This Gypsum screws are designed to tap their own hole as they are driven into the material. Corrosion-resistant: This gypsum screws are phosphate coated to protect against corrosion. They come in fine and coarse thread types; fine threads are used for fastening to metal, while coarse threads are used for wood. These screws are essential in construction for creating walls, ceilings, and partitions.