Sealey BST4216 Self Tapping Screw 4.2 x 16mm Flanged Head Black Pozi BS 4174 Pack of 100

Sealey BST4216 Self Tapping Screw 4.2 x 16mm Flanged Head Black Pozi BS 4174 Pack of 100 – Self-Drilling Screws

Ideal for both commercial and domestic applications, the Sealey BST4216 self tapping screw offers a robust fastening solution with dependable, user-friendly design. Manufactured to comply with BS 4174 standards, this pack of 100 self-drilling screws features a black flanged head and Pozi drive to ensure reliable performance and a professional finish every time. Each screw measures 4.2mm in diameter by 16mm in length, striking the ideal balance for general construction and maintenance tasks.

• Diameter: 4.2mm
• Length: 16mm
• Flanged Head: Improves load distribution
• Finish: Black, for corrosion resistance and discreet appearance
• Drive Type: Pozi, minimising cam-out and providing stable engagement

When compared with standard self-drilling screws, the Sealey BST4216 distinguishes itself by offering a flanged head, which enhances load distribution and reduces the risk of material damage. The black finish not only protects against rust but also provides a subtle look in most applications. Compliance with BS 4174 ensures these screws meet rigorous industry requirements for quality and reliability, making them superior to basic hardware alternatives or previous models that might not offer equivalent protection or ease of use.

Key Technical Advantages: Technology and Performance

The self-drilling design allows these screws to be fitted quickly and efficiently, eliminating the need for pre-drilling and helping to save time on site. The Pozi drive offers enhanced grip, significantly reducing the risk of slipping and improving the overall safety of use. The flanged head further sets the Sealey BST4216 apart, spreading the load more evenly across the surface and preventing pull-through, especially when used with softer materials.

Whether carrying out professional installations or tackling DIY jobs at home, choosing self-drilling screws like the Sealey BST4216 is essential for high-quality, lasting results. With premium anti-corrosion properties, a user-friendly Pozi head, and compliance with trusted standards, this product is designed to deliver reliable fastening performance in a wide range of situations. Equip yourself with these self tapping screws and experience greater productivity and peace of mind on every project.