aluminum base material,1oz copper weight,1.6mm thickness,OSP,high quality, competitive price,best sales service Aluminum base PCB clone ,PCB copy, PCBA ... Spacing:4 milMin. Hole Size:0.2mmMax. Board Size:800x400mmMin. Board Thickness:0.1mmMin. Solder MaskThickness:10umSolder Mask ... test PRIMARY ADVANTAGE1) One-stop service: PCB fabrication, PCB Assembly, testing; 2) Delivery just-in-time;3) Independent ...