Chanzon 34 Pcs Double Sided FR4 PCB Board Tinned Through Holes 5 Sizes

These double side (DS) pcbs with plated through holes design, Each hole on the same side are electrically isolated (NOT a stripboard or sigle side) solderable, You can solder to bridging holes together or use 22-29awg jumper wires for connection. Isolate points bare Pre-tined perfboard. , Lettering on both side of the PC board makes it easier for prototyping projects, Cuttable fiber glass and FR-4 flame resistant good for soldering,Muti Pins, easy to cut and solder with appropriate tools. Flux for easy soldering and extended serving life of printed blank plating thru perforated board. , Kits: 34pcs set ( 8pcs 4x6 / 8pcs 3x7 / 8pcs 5x7 / 8pcs 2x8 / 2pcs 7x9 ) 2*8 3*7 4*6 5*7 7*9 CM protoboard Hole-diameter: 1 mm / 0. 04 inches Hole-pitch point: 2. 54mm / 0. 1 inches Conner Mounting-Hole: 2 mm / 0. 08 inch (7x9cm board 3. 7mm) Thickness: 1. 6mm / 0. 06 inch, Work with: soldering welding led diode, screw terminal, dupont wire, connector, resistor, IC, DIP, sensors, transistor and other eletronic power components or devices with. 1" pin spacing. For Hobby Test, Computer Science Class experiments, point-to-point DIY IoT projects,Raspberry rasp Pi connection Perf Board. , AND - Our team is ready for income request. 4 X 6CM 280 holes 3 X 7CM 240 holes 5 X 7CM 432 holes 2 X 8CM 168 holes 7 X 9CM 806 holes Hole-pitch: 2. 54 mm / 0. 1 inches 1. 6 mm total 34 pieces.