Premium 25mm Electroplated Square Lock for Iron Security Doors
Heavy-duty 25mm zinc-plated square lock core ensures superior pick resistance and corrosion protection. Precision-engineered internal mechanism with anti-drill plates for maximum burglary deterrence. Reinforced steel shackle withstands 4000N+ shear force, compatible with 2-3mm thick iron/steel doors. Ideal for warehouses, storefronts, and residential security gates. Electrostatic powder coating provides scratch-resistant matte finish. Smooth key rotation with 5-pin tumbler system (includes 3 keys). Bulk pricing available for contractors and property managers. Meets EN1303 Grade 1 security standards.