Teng Tools MECCA Pro 1/2" Socket Set 12 Point 21 PiecesThe MECCA PRO 1 2" Socket Set 12 pt 21 Pieces is a comprehensive socket set featuring bihexagonal sockets made from durable chrome vanadium with a satin finish. The set comes in a hard wearing case with tools clearly laid out for easy identification and organized storage. It is designed and manufactured to meet DIN and ISO standards. Key features: 21 piece 1 2" drive socket set Bihexagonal sockets for reliable fit and reduced rounding of fasteners