10pcs 50x70mm FR-4 2.54mm Double Side Prototype PCB Printed Circuit Board Green
$7.87
Specification: Grid: 0.1" (2.54mm) Thickness: 3.2mm(10pcs) Hole diameter: about 1mm The diameter of 4 large positioning holes: 4mm Material: FR-4 (glass fiber) All holes are plated through Both side..