The 3.5x50mm Security 2-HOLES Rsdcsk Tap Screw A2 from the Qualfast product range is designed to provide robust and reliable fastening solutions for a variety of applications. Crafted with high-quality materials, these screws ensure durability and resistance to corrosion, making them ideal for both indoor and outdoor use. Their security features enhance safety and prevent tampering, making them suitable for securing valuable items or installations. This product range is perfect for professionals and DIY enthusiasts seeking dependable performance and peace of mind in their projects. Features: Head Shape: Countersunk Oval Head dk (max.): 5.7 Thread: Self Tapping Thread Grade: A2 Driving Features: Snake Eyes k (max.): 1.65 Material: Stainless Steel Thread Size: 3.5 L: 50mm No. Drive: TH4 D: 3.5mm Material Technical: A2 Length: 50 Applications: - Ideal for securing fixtures and fittings in high-security environments. - Suitable for use in outdoor applications due to corrosion-resistant A