Proof Loads & Breaking Loads (Metric Bolts)

Metric Bolts — Precision Fasteners Built for Strength and Accuracy

The Metric Bolts range from Allfast Solutions NZ delivers strength, consistency, and reliability for every trade application. Designed to meet strict international standards, our bolts provide the accuracy and performance required across construction, manufacturing, and engineering projects.

Every metric bolt in our range is engineered with precision threads, durable finishes, and high tensile strength. As a result, you can trust them to perform under heavy loads and in demanding environments. Whether you’re assembling structural steel, repairing machinery, or fabricating components, these bolts ensure a strong and secure connection.

Our Metric Bolts selection includes:

• Standard sizes from M5 to M24 and beyond

• Strength grades 4.6, 8.8, 10.9, and 12.9

• Material choices such as mild steel, high-tensile, and stainless steel

• Protective finishes including zinc, galvanised, and black oxide

• Matching nuts, washers, and accessories for complete fastening solutions

• Precise thread pitches for smooth installation and perfect alignment

Moreover, each product follows ISO and AS/NZS standards to ensure compatibility and quality. The result is a range of fasteners that fit perfectly, perform reliably, and meet the highest trade expectations. In addition, clear product markings make identification easy, saving time during installation.

At Allfast Solutions NZ, we understand that professional results depend on trusted fasteners. Therefore, we supply metric bolts that combine technical accuracy with real-world durability. Our experienced team can help match the correct grade and finish to your specific application, ensuring every project is built to last.

For more detail on international specifications and strength classifications, visit the International Organization for Standardization (ISO). This standard defines the performance requirements for metric fasteners used worldwide.

In summary, the Metric Bolts range from Allfast Solutions offers quality, precision, and proven reliability — everything you need to fasten with confidence.