Go to Goodwill or a used furniture place and look for one of those
60s-70s steel office desks. $10 to $20. They are built like a tank and
make an excellent workbench. Have deep and useful drawers.

, or use two drawer file cabinets (all you can get) and put a top on them.
Get the heavy ones, not the kind you get at Wally World. RM~