Military PCB

Military pcb parameters layers: ��� 20l (6r+8f+6r) thickness: ��� 3.00���±0.30 mm min. Hole size: 0.45mm widthspace: ��� 0.15mm0.15 mm surface treatment: enig crafts impedance pressfit hole applications: military project hyy technology co.,ltd professionally manufacture pcb, printed circuit board, industry pcb, communication pcb, consumer pcb, pcb assembly, automobile pcb, power supply pcb, etc.