Tough Lock Head. Designed for laptops and tablets with a wedge-shaped lock slot, it meets Kensington's industry-leading testing standards for tamper-resistance, reliability and durability. Expanding side "hooks" grab the internal sides of the wedge-shaped lock slot, creating a strong connection between the device frame and the lock to resist and deter theft. 5mm Keying System is a central pillar of Kensington's industry-leading locking solutions, the exclusive keying system is common across all of Kensington's latest locks. The unparalleled custom management options provide flexibility, and patented anti-pick Hidden Pin Technology offer complete peace of mind. Now IT directors will only have one keying system to manage across their organization. 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 with 6 feet of cable. Pivot and Rotate Cable. Special hinge creates great freedom