SWEBOLT & BOTNIA BOLT supply threaded rods to DIN 976, strength class 4.8, with a plain (untreated) surface. Manufactured from carbon steel in accordance with ISO 898-1, suitable for general construction, assembly, and maintenance where corrosion protection is not required. The plain finish allows later machining or surface treatment if needed. Typical uses include fixtures, supports, and light industrial installations. Supplied in standard 1–3 m lengths or cut to length with CE marking available upon request. EN 10204 3.1 material certificates available.