True 4-Layer 2 oz Copper Scanner Head PCB with 28 Luddite_Coil_8mm Multilayer 8 mm OD Square Spiral Coils in a 2×14 Grid, 12 m... show moreTrue 4-Layer 2 oz Copper Scanner Head PCB with 28 Luddite_Coil_8mm Multilayer 8 mm OD Square Spiral Coils in a 2×14 Grid,...
