The indication in a direction cannot be used for a release of edges external and a connection of interior edges.


  • Example of edges size:


 


External edge

Interior edge


  • Indication of direction of the bur of an external edge or an interior release:

When it is necessary to indicate a direction of the bur of an edge external or release of an interior edge, the size must be indicated in the zone CD or E-F, according to the case (see hereafter).


      


Indication of direction of the bur of an external edge

Indication of the release of an interior edge:


  • Indications of direction:

 

  • Indications asymmetrical:

When it is necessary to give an asymmetrical indication of directions of the bur of an edge external or connection of an edge external or connection of an interior edge, dimension must be registered in the zone CD or E-F, according to the case (see hereafter).

The asymmetrical indications cannot be used for burs of edges external and releases of interior edges.


 


Connection of an external edge

Connection of an interior edge