M12‑1.75 × 220 mm Metric Carriage Bolt – Stainless Steel A4‑70, DIN 603

Manufactured for extra‑long fastening applications where corrosion resistance and structural reliability are critical, the M12‑1.75 × 220 mm DIN 603 carriage bolt is produced from A4‑70 (316) stainless steel to withstand harsh outdoor, marine, and industrial environments. The domed head provides a smooth, finished appearance suitable for exposed installations, while the square neck is designed to engage securely with wood or metal to prevent rotation during tightening. Built to DIN 603 specifications, this metric carriage bolt ensures consistent dimensions, dependable clamping force, and long‑term performance. Commonly used in heavy timber structures, outdoor frameworks, marine installations, architectural fabrications, and stainless steel assemblies requiring exceptional length and corrosion resistance.