Stainless Steel A2 Pan Head Self-Tapping Screws DIN 7981C 4.2x45mm Pack of 200

Product

Stainless steel A2 pan head self-tapping sheet metal screws, DIN 7981C, Ø4.2x45mm, supplied in a box of 200 pieces. Designed for secure and reliable fastening of sheet metal, aluminum, and similar materials in indoor and outdoor environments.

Specifications

• Stainless steel A2 composition for enhanced corrosion resistance and durability
• Pan (cylindrical) head with a Phillips drive, conforming to DIN 7981C standards
• Fully threaded shank with sharp gimlet point for precise self-tapping into pre-drilled holes
• Head diameter: 4.2mm; length: 45mm; suitable for sheet metal, resinous plywood, or composite materials
• Meets ISO 7049 standard, ensuring interchangeability and quality

Usage

This screw is intended for fastening thin gauge metals and other compatible materials where a strong, corrosion-resistant connection is necessary. Pre-drilling the substrate is recommended for optimal performance and to prevent material splitting. The screw’s sharp point and coarse threads allow it to cut new threads as it is driven into the material, making installation efficient in both industrial and DIY contexts.

FAQ

1. What screwdriver type is required for installation?
   A Phillips screwdriver or bit is required to install these screws, matching the head recess.

2. Is pre-drilling necessary for these screws?
   Pre-drilling is recommended, especially in metals, to ensure proper fit and prevent material damage.

3. Are these screws suitable for outdoor use?
   Yes, the A2 stainless steel offers high resistance to corrosion, making them suitable for indoor and outdoor applications.

4. What materials are compatible with these screws?
   These screws are designed for sheet metal but can also be used with aluminum, resinous plywood, and composite panels.

5. How are these screws packaged?
   Supplied in a box containing 200 pieces, allowing for efficient bulk use on-site or in the workshop.

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