This instructional kit is used for demonstration and information purposes. No provision is made for conducting exercises or experiments. Lock washers are presented in the as-fitted position on an aluminium panel. A transparent multi-compartment storage tray holds large numbers of lock washers.
The kit is clearly laid out on a plastic tray. The well-structured instructional material enhances the informational value of the kit.

- Familiarisation with the main bolt-locking devices used in

  engineering and their specific applications
- Familiarisation with the relevant standard designations and terms,

  including graphical representation