Reyher Hexagon Head Wood Screw, 5x40 mm, DIN 571, Steel, Zinc Plated, 200 Pieces 571001000050040

For carpenters, timber framers, and DIY enthusiasts working on wooden structures, the Reyher Hexagon Head Wood Screw (DIN 571) provides a secure and durable fastening solution. This pack contains 200 screws, each with a 5 mm nominal diameter and 40 mm length, ideal for heavy-duty wood-to-wood and metal-to-wood connections in indoor and sheltered outdoor applications.

Key specifications

• Standard: DIN 571
• Nominal diameter: 5 mm
• Length: 40 mm
• Material: Steel
• Surface treatment: Zinc plated (electro-galvanized)
• Head type: Hexagon head
• Drive type: External hex
• Wrench size: 8 mm
• Thread type: Coarse wood screw thread, partial thread
• Point type: Gimlet point
• Quantity per pack: 200 pieces

Why choose it

The zinc plating provides corrosion protection, extending the screw's life in humid environments. The hexagon head allows high torque transmission, ensuring a firm grip without cam-out. The gimlet point eases penetration into wood, reducing splitting.

Ideal use cases

• Timber construction and framing
• Fixing heavy brackets, hinges, and hardware to wood
• Attaching metal components to wooden substrates
• Outdoor wooden structures under shelter (e.g., carports, pergolas)

Good to know

These screws are manufactured to DIN 571 specifications, ensuring consistent dimensions and thread geometry. The coarse thread provides strong holding power in softwood and hardwood alike. Pre-drilling is recommended for hardwoods or near edges to prevent splitting.