AMR 57714E Wafer di silicone a dadini MCU a fette CPU Die set di 80 chip raro
✅ 80 factory-cut silicon dies (5 trays × 16). Each tray holds 16 dies, with five trays in total (80 pieces). The size of each die is about 6.5mm x 6mm. Overall clean appearance. ✅ Excellent for semiconductor display or die-study collection.