you're overthinking it make this duplicate it with array (instance array) done. Also to quickly get the edge loops for subd, you can duplicate or edit the cylinder you use to boolean the hole and scale it up slightly, then use it as a solid drill : stencil
I got done a great deal more than I meant to today - But I did run into another problem. The UVs! Long story short I'm glad I kept the array of polygons (aka the cubes with holes in them) in a separate item / container / object AND made a backup before deleting everything in order to export to .fbx ; Turns out there are…
Note: This is for UE4 and I need the holes to be real - I can't fake them with a simple texture. I've run out of ideas other than brute forcing which sounds exhausting for what seems to be such an easy thing to do. Options I've tried: MeshFusion (that's what the array of cylinders is there for): It made everything super…