The Gedore Red double-ended ring spanner combines a 16mm and 17mm ring end in a single tool, ideal for automotive work, machinery maintenance, and general mechanical applications. Features a ratchet mechanism with 72 teeth and a 5-degree working angle for improved access in tight spaces, with 15-degree jaw and ring offset for versatile orientation. Reversible design allows both right and left-hand operation, making it essential for technicians and mechanics working on various fasteners.