Self Drilling / Self Tapping

Get fast, secure fixing with these high-quality 3.9 x 25mm Self-Drilling Self-Tapping Screws. Designed with a drill-point tip, these screws eliminate the need for pre-drilling in many applications, saving time and improving installation efficiency. The sharp self-tapping thread creates its own thread as it drives into the material, ensuring a strong and reliable hold.

Manufactured with a durable corrosion-resistant finish, these screws are ideal for use in timber, light-gauge steel, sheet metal, and general construction projects. The countersunk head provides a flush, professional finish, making them suitable for both trade and DIY applications.

Key Features:

• Size: 3.9mm x 25mm
• Self-drilling point for quick installation
• Self-tapping thread for secure fastening
• Countersunk head for a flush finish
• Corrosion-resistant coating for durability
• Suitable for timber, sheet metal, light steel, and general-purpose fixing
• Ideal for construction, woodworking, roofing, cladding, and DIY projects

Applications:
Perfect for fastening metal to metal, metal to timber, and timber to timber where a strong, dependable fixing solution is required. Suitable for indoor and outdoor projects when used in appropriate environments.