Sealey Countersunk Self Tapping DIN 7982 Screws 4.2mm 38mm Pack of 100

The Sealey 4.2mm x 38mm Countersunk Self Tapping Screw offers extended length for applications requiring significant penetration depth whilst maintaining the robust 4.2mm diameter. This longer variant is particularly valuable when fixing through multiple layers of material, securing components to thicker substrates, or where maximum thread engagement is needed for a secure, long-lasting fixing. Ideal for deeper brackets, structural assemblies, and heavy-duty panel installations. Manufactured to the precise DIN 7982 standard, these screws deliver professional-grade reliability and consistent threading performance. The countersunk head sits perfectly flush once driven, creating a smooth surface finish that's both aesthetically pleasing and functionally important where protruding fasteners could cause snagging or safety concerns. The Pozi head drive system provides excellent grip and torque transfer, minimising cam-out and allowing efficient power tool installation without damaging the dr