Hex Bolt

The Hex Bolt is a medium to high carbon steel, heat treated and hardened. Hex Bolts are used in machinery, fabrication and construction applications. The Hex Bolt is designed to fit a spanner or wrench allowing you to tighten the screw to your exact specifications and is the most common type of Hex Bolt.


  • Metric: Dia M5 - M56 & Lengths 10mm - 800mm
  • Imperial: Dia 1/4" - 2" & Lengths 1/2" - 9-1/2"
  • Threads: Metric Coarse/Fine & Imperial UNC, UNF, SAE, BSW
  • Strength: Property Class 8.8, 10.9, 12.9 & Grade 2, 5, 8, L9 & A2-70, A4-70/80
  • Material/Finish: Plain, Zinc Plated, Zinc Yellow, Hot Dip Galvanised, Mechanical Galvanised & G304/G316 Stainless Steel
  • Compliance: AS 1111.1, DIN 931, ISO 4014