metric pressure screw is made of stainless steel 304 with a black oxide finish, combining corrosion resistance, strength, and a professional appearance. The flat, wide, and thin head design ensures secure fastening with minimal protrusion, ideal for machinery, sheet metal assemblies, and flush-fit applications. With dimensions of M4 × 0.7 × 30 mm, it provides reliable performance, precision, and durability for industrial and mechanical use.