M10 x 300mm Hot Dip Galvanised Cup Head Bolts & Nuts

Ensure a durable, clean-looking timber connection with these M10 x 300mm Cup Head Bolts & Nuts. The full 300mm length is ideal for joining thick timbers, oversized posts, and large beams, delivering a strong, professional finish you can count on.

The smooth cup head provides a tidy, tamper-resistant appearance while helping to secure the joint. A hot-dip galvanised coating enhances corrosion resistance, making these bolts suitable for outdoor, coastal, or high-moisture environments.

Why this improves your timber projects

• Long 300mm length supports thick timbers and large connections
• Hot-dip galvanised coating offers lasting corrosion resistance
• Smooth cup head for a clean, secure finish
• Ideal for outdoor use and demanding timber construction

Shipping options available. In‑store pickup available — contact us for pickup location & hours.