The 18mm sealey flexible head ratchet combination spanner delivers professional capability for larger metric fasteners found throughout commercial vehicles, agricultural machinery, and industrial equipment. This size bridges the gap between standard automotive applications and heavy duty engineering work, making it valuable for workshops serving diverse clientele. The hinged ring head design proves particularly advantageous when working on larger assemblies where access angles are compromised by surrounding components. Crafted from high quality chrome vanadium steel, this spanner features the advanced 72 tooth walldrive® ratchet system that provides superior grip whilst protecting fastener surfaces. The minimal 5° rotation requirement enables productive work in restricted spaces, whilst the hinged ring head allows you to adapt your approach angle without repositioning the entire tool. This combination of features makes challenging jobs significantly more manageable. Features and benefits bull 18mm metric size for larger fastener applications bull chrome vanadium steel construction for lasting performance bull 72 tooth ratchet ring and gear delivers smooth operation bull hinged ring head ideal for awkward applications bull walldrive® technology ensures secure fastener contact bull lifetime guarantee provides professional assurance specifications brand premier length 250mm nett weight 0.27kg set model nos ak63827 7pc set includes 8 19mm, ak6382 16pc set includes 8 19mm, three square drive adaptors and one bit holder size 18mm