What are these?

[BlackdogGS]

I acquired a drill press along with these about 20 years ago. Not sure if they go together or what they’re used for. What are they and what are they used for?

 

[cmandp]

Looks like a mortising attachment to me. The fence and clamp on the left the part that holds the hollow chisels on the right.

You're missing the hollow chisels though

 

[PCustoms]

Looks like a mortising attachment to me. The fence and clamp on the left the part that holds the hollow chisels on the right.

You're missing the hollow chisels though

Nailed it