The Fuhr 11-Piece Allen Key Set includes hex keys ranging from 1/16" to 1/2", manufactured from chrome vanadium-molybdenum steel (59CrMoV4) with a durable black finish. Each key is precision-formed to prevent stripping and cam-out, delivering reliable torque transfer in confined spaces. Supplied in a convenient wallet organiser, this set is essential for electricians, engineers, and maintenance technicians working with bolted assemblies and equipment fastening.