Custom washers and cabinet spacers. Exact dimensions, no hardware store run.
Common sizes to get you started:
For spacers, shims, and non-structural applications — absolutely. For high-torque bolted joints, use metal washers. PLA at 100% infill handles compression well but can crack under bending.
Flat washer is a standard ring. Cabinet spacer has a U-shaped slot so you can slide it behind a hinge or bracket without removing the screw — great for door alignment and cabinet leveling.
Yes. Setting ID to 0 creates a solid disc — useful as a shim, coaster, or spacer plate. The generator handles this edge case correctly.