MasterKey solution. Tough 10 mm lock head with cleat locking technology offering uncompromised security for ultra-thin laptops, tablets, desktops, monitors and accessories built with the NanoSaver lock slot, the 10 mm lock head with cleat locking technology provides great protection. The 5 mm keying system offers flexible compatibility with all of Lenovo's 5 mm keying systems. Supported by the anti-pick Hidden Pin technology, the NanoSaver delivers protection with flexibility. A carbon steel cable offering the same level of cut resistance and theft resistance as thicker cables, the carbon steel cable with plastic sheath offers security and greater mobility. Pivoting and rotating cable gives greater freedom of movement.