Hex socket cap screw according to ISO 4762 / DIN 912, strength class 8.8, zinc plated (ZN) surface. The electro-zinc coating provides basic corrosion protection and is suitable for indoor or dry environments. Commonly used in machinery, steel structures and general assemblies where reliable strength and compact tightening with a hex key are required. Available in multiple lengths and dimensions from SWEBOLT & BOTNIA BOLT.