Print post-processing

1. 1.Remove supports with pliers, clean with a nail file
2. 2.Sand 240 → 400 → 800 grit
3. 3.Filler/sandable primer for smoothness
4. 4.Acrylic paint, brush or spray

Safety: acetone and resins only with ventilation and gloves; PLA/ABS dust requires a respirator while sanding. For sellable parts, the norm is support marks invisible to the touch.