The key number is stamped on the lock and on the key
Site Managers Order Locks and Keys Online
Over 14,000 security products and 100,000+ keys are available to academies and schools throughout the UK from LockDoctor.biz.
On lockers, filing cabinets and desks the replacement key number (e.g. FM123) is stamped on the original key and on the lock face just beside the keyhole.
So when there are no keys to copy from go to www.LockDoctor.biz, type the number on the lock and get the replacement key in the post next day at trade prices.
For free support email a good photo of what you need to firstname.lastname@example.org.
Lock Doctor Services Ltd
PO Box 592 – Edgware – HA8 9LS