The Wera Joker 17 x 19 mm double open-end wrench, identified by Wera part number 05020081001 and EAN 4013288171526, features an innovative mouth-side stop limit and double hex geometry for reduced slipping and enhanced force transfer. Its exchangeable, hardened metal plate with extremely hard tips and unique mouth geometry ensures secure fastening. The fine-toothed 80-tooth ring ratchet mechanism provides flexibility in confined spaces, with a convenient switch lever for direction changes. Constructed from high-performance chrome molybdenum steel with a nickel-chrome coating, it offers high corrosion protection and bending rigidity. The 15° angled mouth facilitates access, and the wrench includes the 'Take it easy' tool finder colour coding by size.