Car Tools Home / Tools / Car Tools / Draper 3/8 Square Drive Drain Plug Key. 8 Sizes Available Draper 3/8 Square Drive Drain Plug Key. 8 Sizes Available Draper 3/8 Square Drive Drain Plug Key. 8 Sizes Available £3.75 Stock Status: In Stock Size: 38321 8mm hex 38322 11mm sq 38323 17mm hex 38324 8mm sq 38325 3/8" sq 38326 12mm hex 38327 14mm hex 38328 10mm hex Information Specifications Draper 3/8 Square Drive Drain Plug Key Chrome vanadium steel hardened and tempered. 38321 - 8mm (5/16") hexagon BMW: Back Axle; Ford CVH: Gearbox; GM (Vauxhall/Opel): Back Axle & Gearbox 38322 - 11mm square Ford (except CVH): Back Axle & Gearbox 38323 - 17mm hexagon Audi: Gearbox; Rover Group (Austin): Gearbox BMW: Gearbox; Volkswagen: Gearbox 38324 - 8mm square Citroën: Gearbox & Sump; Peugeot: Back Axle, Gearbox & Sump Renault: Sump; Talbot: Gearbox & Sump; Volvo: Sump 38325 - 3/8" square Honda: Gearbox & Sump; Mazda: Back Axle & Gearbox Renault: Gearbox & Sump; Saab: Gearbox Volvo: Back Axle & Sump 38326 - 12mm hexagon Fiat: Sump; Lancia: Gearbox & Sump Peugeot/Talbot: Back Axle, Gearbox & Sump 38327 - 14mm hexagon Lancia: Gearbox & Sump; Mercedes: Back Axle ,Gearbox & Sump 38328 – 10mm hexagon Ford Sierra: Back Axle Product Code: 38321