Robust fastening for wooden structures

The M12x140 mm carriage bolt is designed for strong and reliable connections in various wooden constructions. Thanks to the electrolytic galvanization, this bolt offers a smooth, even protective layer that prevents rust formation.

Specifications and dimensions

• Diameter: M12
• Length: 140 mm
• Thread length: 36 mm
• Head height: 6.5 mm
• Head diameter: 28.5 mm
• Nut width across flats: 19 mm
• Material: Steel, grade 4.6
• Standard: DIN 603/555

Applications and ease of use

This carriage bolt is ideal for mounting wood-to-wood constructions, such as canopies, conservatories, and gates. The square section under the domed head prevents rotation during tightening of the nut, ensuring efficient and stable assembly.

Advantages of electrolytic galvanization

• Corrosion resistance: The electrolytic galvanization provides a smooth, even protective layer that prevents rust formation.
• Aesthetic finish: The galvanized layer gives the construction a neat and professional appearance.

Complete with nut

Each package contains 25 carriage bolts and matching hex nuts (DIN 934), so you can get started on your project right away.

Installation advice

For optimal fastening in wooden constructions, it is recommended to pre-drill with a 13 mm hardwood drill bit. This ensures the carriage bolts pass smoothly through the wood and minimizes the risk of splitting.