Screw drilling process : allows you to use the drilling process of a screw if this one is a component of the standard library.

Screw facing process : allows you to use the facing process of a screw if this one is a component of the standard library.

Screw tapping process : allows you to use the tapping process of a screw if this one is a component of the standard library.

All processes : group together all processes of a component (key way of shaft for a key, groove for spring ring, ...).

Other process : allows you to use component which is not in the standard library. You will have to give the tool name of the model document.