EFB-Elektronik Tornillo autorroscante para chapa ST2.5, DIN 7971, cabeza avellanada, cruciforme, acero galvanizado, 50 uds. (80550.1-50)

These EFB-Elektronik self-tapping screws are designed for reliable fastening in sheet metal applications. Manufactured to DIN 7971 standard, they feature a countersunk head and Phillips drive for a flush, secure fit. The zinc-plated steel construction offers standard corrosion resistance, making them suitable for a variety of indoor and light-duty outdoor uses. Each pack contains 50 pieces of ST2.5 screws, providing a convenient supply for multiple projects.

Advantages

Self-tapping thread eliminates the need for pre-tapping, saving time and effort. Countersunk head sits flush with the surface for a clean finish. Zinc plating provides basic protection against rust and wear. Pack of 50 ensures you have enough screws for small to medium tasks.

Suitable for

• Fastening sheet metal components
• Attaching metal panels, brackets, and enclosures
• General DIY and professional metalworking projects

Key specifications

• Screw Type: Self-Tapping Screw
• Standard: DIN 7971
• Nominal Thread Diameter: 2.5 mm
• Head Type: Countersunk Head
• Drive Type: Phillips (PH)
• Point Type: Form C (Pointed)
• Material: Steel
• Surface Treatment: Zinc-plated
• Quantity per Pack: 50 pieces
• Colour: Silver

Recommendations

For best results, use a suitable Phillips screwdriver or bit. Ensure the material thickness is appropriate for the screw length. Not recommended for high-corrosion environments without additional protection.