You could replace the bearings and end up with something pretty good for not too much as long as the quill isn't bent.
I have a Taiwan built one that is about 30 years old, in it's day it wasn't great but compared to what is out there now it's not bad.
Thought I'd have a look at what is available and found this. Hard to beat at this price.
Features Switch located at the front of the machine for easy access Spindle is supported by high quality ball bearings 45° tilting table for angular drilling Positive depth stop for quick and easy adjustment 1/2” Drill chuck and key included 5-spe
www.kmstools.com