Features: High-quality red copper plate and fiberglass board, close fit, precise etching circuit, good quality, no scratches, blistering, oxidation, falling off, etc. Application: Mainly used in electronic circuit design, DIY electronics enthusiasts, teaching training, handicraft manufacturing. is an ideal PCB substrate for circuit handmade, DIY, etc., Specification: 200 x 150 x 1., 5mm/7., 87 x 5., 91 x 0., 06(L*W*T), Material: FR-4 Glass Fiber, Copper. FR4 Ccl Laminate Circuit Board Copper Clad Laminated Sheet PCB Single Side Copper Clad Plate When the circuit is etched, there is no burr when drilling. is an ideal PCB substrate for circuit handmade, DIY, etc. Features High-quality red copper plate and fiberglass board, close fit, precise etching circuit, good quality, no scratches, blistering, oxidation, falling off, etc. Features: High-quality red copper plate and fiberglass board, close fit, precise etching circuit, good quality, no scratches, blistering, oxidation, falling off, etc Pcb Etching Kit Pcb Vise 10pcs/lot FR4 PCB Single Side Copper Clad DIY PCB Kit Laminate Circuit Board 70x100x15mm Single Clad Pcb Board Glass Fiber 5fa4afa2cddf6c54c0f64fc0 Custom Pcb