B7.1" x 4.7" DIY FR4 PCB Circuit Board Prototyping Prototype Stripboard ReviewbP PP 7.1" x 4.7" DIY FR4 PCB Circuit Board Prototyping Prototype Stripboard PProduct Name : Universal PCB Board;Hole Dia(Approx) : 1mm 0.039"PHole Pitch(Approx) : 1.7cm 0.07";Size(Approx) : 180 x 120mm 7.1" x 4.7"(L*W)PThickness(Approx) : 1.5m 0.