Conventional Deadbolts These versions don't offer elegant functions, but they can maintain your doors safeguard. They vary from premium, drill-proof models from Medeco to cost-effective deadbolts you 'd discover at a selection shop. Every one of them are single-cylinder locks, and a couple of designs can be rekeyed without the should work with a locksmith. Pros: Models are inexpensive and typically rekeyable. Deadbolts dramatically boost security over key-in-knob locks alone. Cons: They lack the convenience and additional functions of clever designs.

Security door locks