The 375mm Siegen Adjustable Spanner offers professional-grade capacity for substantial industrial fastening applications. This robust model is specifically designed for heavy mechanical work, large-bore plumbing installations, and industrial maintenance where maximum jaw opening and leverage are essential. Featuring hardened and heat treated steel construction with a protective chrome plated finish, this spanner delivers exceptional durability in demanding working environments. The fully polished offset jaws provide improved access despite the tool's substantial proportions, whilst the slim raised lip style handle ensures comfortable, controlled operation when tackling large fixings. A hanging hole facilitates secure storage. Backed by a lifetime guarantee, this 375mm spanner represents a dependable solution for tradespeople requiring serious fastening capability without compromising on tool quality. Features and Benefits:375mm length for maximum jaw capacityHardened and heat tre