73% of burglaries are through the door.
Who wants a less secure door?

Lock upgrades to secure your home or business

Trust the experts to take care of all your locksmith needs. Whether you want to upgrade your locks, or have extra keys cut, you can be sure Danum Locksmiths will do a professional job and charge you the best price.

Lock for all types of domestic doors & windows

Enjoy a fast, professional locksmith service from a local, friendly team, Whether you want your lock changing or new keys cutting, we are Doncaster`s export locksmiths and here to help you.


Mostly use a rim night latch (also called a ‘Yale’ lock) and a mortice deadlock (also known as ‘Chubb’ lock). Wooden doors require British Standard (BS3621) locks to be fitted for insurance purposes.

uPVC or composite

Require a multipoint locking mechanism and a compatible Euro cylinder to be fitted. For insurance purposes, the multi-point locking mechanisms must have 4 or more locking points to comply with most policy requirements.


The lock will be morticed into the door and generally will be a standard sash lock, or a multi-point sash lock. Insurance policies generally require suitable dead / sash locks and sometimes additional internal locking bolts fitted top and bottom.

Sliding patio

Locks are located in the centre of the door and most take a double euro cylinder lock. You can fit additional locks on sliding patio doors and they are patio door bolts which are fitted in the top and bottom corners of each door. These bolts stop the door from sliding and are an inexpensive and good solution for locking if the central lock is broken.

Ultion lock for ultimate protection

Choose Ultion

Your local commercial locksmith in Doncaster

The vast majority of locks fitted to commercial and industrial properties are not available at your average diy shop. There fore it is recommended that you employ a company with expert knowledge on the correct locks to fit when required.

Our word, your guarantee

Danum locksmiths offer our commercial customers a 2 year iron clad guarantee, if you are not happy with our workmanship -you get your money back.

Danum Locksmiths carry all the commercial locks that they would expect to fit on properties in the Doncaster region.

  • Euro Cylinders
  • Oval Cylinders
  • Screw-in Cylinders
  • Mortice Locks
  • Rim Cylinders

If you recently moved into premises and are concerned who may still have keys, let Danum Locksmiths quote to change all your locks.

We can offer great deals on multiple lock changes. Also we can install a system where one key fits all locks. Or have subsuites built in where some keys work only certain areas.

Police & insurance approved

Our credentials

Danum Locksmith of Doncaster

Monday to Friday – 7am to 8pm
Saturday & Sunday – 8am to 2pm

01302 460356