FR-4 Double Side Prototype PCB Printed Circuit Board kit

Specifications:

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
 

Dimensions                           Hole(column x  row)   

50 x 70mm, 1.97" x 2.76"      24 x 18                          

40 x 60mm, 1.57" x 2.36"      20 x 14                          

30 x 70mm, 1.18 x 2.76"        24 x 10                          

20 x 80mm, 0.79" x 3.15"      28 x 6                            

 

 

4 x FR-4 Double Side Prototype PCB Printed Circuit Board

Resources:
Introduction to soldering
Video: How to solder properly
The secrets to good soldering