Zinc Plated Steel Coach Screws DIN 571 Ø6x20mm Pack of 200

Product

DIN 571 zinc-plated steel hex head lag screws, Ø6x20mm, supplied in a pack of 200, are designed for robust anchoring of wood or for fastening metal components to wood structures in carpentry, construction, or general maintenance.

Specifications

• Manufactured from zinc-plated steel for improved corrosion resistance and durability
• Conforms to DIN 571 standard for hex head lag screws
• Hexagonal head allows easy tightening with standard wrenches or sockets
• Full thread design with 60º angle and C-type tip
• Outer thread diameter: 6mm, length: 20mm
• Suitable for use with or without nylon plugs when fixing to wood

Usage

These lag screws are used to securely fasten timber elements or attachments, such as mounting metal brackets, hinges, or base plates to wood. Pre-drill a pilot hole in the wood, insert the screw using a wrench or powered driver, and tighten until fully seated for optimal holding strength and reliable connections.

FAQ

1. What materials can these screws be used with?
   They are designed primarily for use in wood and timber, but may also be used to fasten metal or other materials to wood when appropriate pilot holes are provided.

2. Do I need to pre-drill a hole before installation?
   Yes, pre-drilling a pilot hole is recommended to prevent wood splitting and ensure proper alignment and holding strength.

3. Are these screws suitable for outdoor use?
   The zinc plating provides basic corrosion resistance, making them suitable for dry indoor or sheltered outdoor environments. For environments with higher moisture or exposure, consider stainless steel alternatives.

4. What tools are required for installation?
   A standard hex socket wrench or a powered driver with a hex bit is recommended for efficient installation.

5. Can these screws be reused after removal?
   They can be reused if not damaged during removal, but repeated cycles may reduce holding strength in wood.

mvm-dt-2025-07-07