SWEBOLT & BOTNIA BOLT supply threaded rods according to DIN 976, strength class 10.9, with a plain (untreated) surface. Manufactured from alloy steel in compliance with ISO 898-1, these high-tensile rods are intended for demanding mechanical, industrial, and structural applications where strength and precision are critical. The untreated finish is suitable for dry or protected environments and allows for later coating or surface treatment if required. Supplied in standard 1–3 m lengths or cut to length. CE-marking and EN 10204 3.1 material certificates available upon request.