Sealey BST4819 Self Tapping Screw 4.8 x 19mm Flanged Head Black Pozi BS 4174 Pack of 100

Sealey BST4819 Self Tapping Screw 4.8 x 19mm Flanged Head Black Pozi BS 4174 Pack of 100 – Self-Drilling Screws
The Sealey BST4819 Self Tapping Screw is expertly engineered for high-performance fastening in a variety of construction and DIY projects. These self-drilling screws feature a flanged head for enhanced load distribution and possess a black finish for added corrosion resistance, meeting the strict BS 4174 standard for reliability.

• 4.8mm diameter
• 19mm length
• Flanged head for wider bearing surface
• Black Pozi drive for secure engagement
• Conforms to BS 4174 standard

When compared to conventional self-drilling screws, the Sealey BST4819 provides notable improvements in both durability and ease of application. While standard screws may offer basic performance, this model’s flanged head increases stability and minimises the likelihood of material damage. The black Pozi drive not only enhances the screw's grip for power tools but also offers a premium aesthetic, blending discreetly into most surfaces.

Key Technical Advantages:
Technology and Performance

• The precision self-tapping design allows for swift installation without pre-drilling, setting it apart from older models that require more manual effort.
• Engineered to the rigorous BS 4174 specification, users benefit from consistently high manufacturing quality for both domestic and industrial applications.
• The 4.8mm diameter and 19mm length ensure an optimal balance of holding power and versatility, making these self-drilling screws suitable for wood, metal, and composite panels.
• The black finish provides not only a professional appearance but also increased resistance to rust and weathering compared with standard zinc-plated alternatives.
• The flanged head is specifically designed to prevent over-tightening and reduces the risk of damage to the fastening material, a common drawback in ordinary screw options.

Whether upgrading your current fasteners or undertaking a new construction, the Sealey BST4819 Self Tapping Screw is a superior choice in the self-drilling screws category. Its sophisticated combination of robust technical specifications and compliance with British Standards ensures consistent, efficient performance in any setting. Choose Sealey for confidence in your next project and benefit from the latest in fastening technology.