Built for demanding structural and engineering work, these high-tensile hex set screws/bolts are manufactured to recognised DIN standards (including DIN 933 and fine-pitch DIN 961 variants) and supplied in property class 8.8 for dependable strength and load-bearing performance.

Designed for heavy-duty fastening in construction, machinery, maintenance, and industrial assemblies, they deliver a secure, long-lasting fit where reliability matters most. The hex head allows efficient installation with standard tooling, while the precision metric thread options (including standard and fine pitch) support accurate alignment and consistent clamping force across a wide range of applications.

• Material/grade: High-tensile steel, property class 8.8
• Standards: DIN 933 (fully threaded) and DIN 961 (fine-pitch where specified)
• Thread: Metric, with standard and fine-pitch options for specialist requirements
• Use cases: Construction, engineering, heavy machinery, structural connections, and general industrial fastening
• Performance: Strong, reliable clamping for high-load assemblies

Select the required specification from the options to match your build, maintenance, or fabrication needs.