Yale High-security Cylinder Series 2100 Disengageable 30x40 Mm Nickel-plated, Anti-picking, Anti-drilling and Anti-bumping, 5 Keys

10-pin system on 2 axes (60,000 variations) with high protection with hooking and BUMPING Protection against drilling by hardened steel pin Protection against breaking into the protruding part of the cylinder (Anti Snap) Disengageable function: allows to open a door with a key already introduced on the inside side 5 reversible security keys and personal card