Conventional Deadbolts These models do not use expensive functions, however they can keep your doors secure. They range from premium, drill-proof models from Medeco to inexpensive deadbolts you 'd find at a range shop. All of them are single-cylinder locks, as well as a few versions can be rekeyed without the have to work with a locksmith professional. Pros: Versions are cost effective as well as typically rekeyable. Deadbolts dramatically enhance safety and security over key-in-knob locks alone. Cons: They lack the ease as well as extra attributes of clever models.

Security door locks