Eachine1 40pcs Fr-4 Double Side Prototype Pcb Printed Circuit Board

40Pcs FR-4 Double Side Prototype PCB Printed Circuit Board Specification: Total 40Pcs, each size 10Pcs Grid : 0.1" (2.54mm) Thickness : 1.6mm(5pcs) Hole diameter : about 1mm Material : FR-4 (glass fiber) All holes are plated through Both sides are identical Dimension Hole(column x row) Quantity 50 x 70mm, 1.97" x 2.76" 24 x 18 10 40 x 60mm, 1.57" x 2.36" 20 x 14 10 30 x 70mm, 1.18 x 2.76" 24 x 10 10 20 x 80mm, 0.79" x 3.15" 28 x 6 10 Package Included: 40 x FR-4 Double Side Prototype PCB Printed Circuit Board