Proxxon 23286 65-Piece 1/4-Inch and 1/2-Inch Drive Set Set offers sockets from 4 to 34-Millimeter as well as 16 and 21-Millimeter spark plug sockets Baton ratchets engineered with offset head to get into difficult spaces and maintain high torque capability Inseparable handle of oil and acid-resistant thermoplastic rubber with hole for hanging Each part embossed with size or symbol Set comes in high strength plastic case with secure sliding locks for easy opening and closing