Frank Security Locks - Locksmith Somerville High Security Locks in All Shapes and Sizes When you're looking for a lock to help with security or just boost security in the home or office, High Security Locks are what you need as they come in all shapes and sizes. From Padlocks to regular locks for entry doors and more, and Frank Security Locks carries them all. We offer a large range of security lock products for our customers. Our Cambridge locksmiths are highly trained and skilled in installing these types of locks. A high security lock will help deter an intruder, as it is pick, drill and bump resistant. Contact us for information on all our high security locks. Service or Product: Locksmith Service Business Hours: 24 Hours a day, 7 days a week