Federal offer a selection of combination padlocks when using a key is not practical. They feature dial wheel configurations and like all Federal products offer a quality that can be relied upon. The features include:

- Has a changeable 4 wheel dial combination with a possible 10,000 combination changes
- A 51mm brass body
- Shackle made of molybdenum alloy for high strength
- Has a shackle height of 25mm (RB50)as standard and a 60mm (RB52)model also available
- Has a double ball shackle locking mechanism
- Available with a quick change combination facility for flexibility and convenience with the change key supplied