Sealey BST4219 Self Tapping Screw 4.2 x 19mm Flanged Head Black Pozi BS 4174 Pack of 100

Sealey BST4219 Self Tapping Screw 4.2 x 19mm Flanged Head Black Pozi BS 4174 Pack of 100 | Self-Drilling Screws

The Sealey BST4219 Self Tapping Screw, part of our premium Self-Drilling Screws range, is designed for durability and reliability in various construction and maintenance projects. Featuring a flanged head and manufactured to the BS 4174 specification, these screws offer both convenience and superior performance in securing materials with ease.

• Size: 4.2 x 19mm
• Head Type: Flanged Head
• Drive: Black Pozi
• Compliance: BS 4174 Standard
• Quantity: Pack of 100

Compared to standard self-drilling screws available on the market, the Sealey BST4219 model excels through enhanced drive efficiency and robust material quality. While many conventional options may compromise on head design or coating, this screw offers a flanged head for optimal load distribution and a black finish for added corrosion protection. In comparison to previous models, users benefit from improved grip and smoother insertion, reducing the risk of cam-out and material damage.

Key Technical Advantages:

• Manufactured to BS 4174 standards, ensuring consistent quality
• Flanged head aids in reducing material crushing and reinforces holding power
• Black Pozi drive combines aesthetic appeal with excellent torque transmission
• Suitable for both metal and wood applications, offering versatility
• Supplied in a convenient pack of 100 to support larger projects and reduce downtime

Technology and Performance

Engineered for efficient self-tapping, the Sealey BST4219 Self Tapping Screw boasts superior thread design that penetrates materials effortlessly, eliminating the need for pre-drilling in many cases. Its black Pozi head ensures reliable fitting with reduced risk of slipping, a significant advancement over basic cross-head alternatives. The flanged head provides extra support and distributes force, preventing pull-through and ensuring a secure hold even in softer substrates. For professionals and DIY enthusiasts seeking dependable self-drilling screws, this pack delivers consistent, high-performance results every time.

Choose the Sealey BST4219 Self Tapping Screw 4.2 x 19mm Flanged Head Black Pozi BS 4174 Pack of 100 when your work demands precision, reliability, and efficiency from your self-drilling screws.