Keyed cable lock is exclusively designed for Microsoft Surface Pro to provide professional-level security & superior device engagement. Noninvasive locking technology provides easy-to-use security solution that requires no device modifications, preserving the Surface Pro's hardware warranty & aesthetics. Strong lock head meets Kensington's industry-leading standards for tamper-resistance, reliability & durability. 5mm Keying System includes patented anti-pick Hidden Pin Technology. Carbon steel cable resists & deters cutting attempts.