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YUNGUI 15Pcs FR4 Copper Clad Blank PCB,100 x 70 x 1.5mm Copper Clad PCB Laminate Circuit Prototype Board - - Amazon.com
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uxcell Single-Sided Copper Clad Laminate PCB Circuit Board, FR4 200x150mm 7.87x5.91 inch, 1.6mm Thickness DIY Prototyping PCB Board, Name Board, 10pcs: Amazon.com: Industrial & Scientific
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