... ,black,red,yellow,white;Surface craft: spray tin,gold-plated,immersed gold,HASL,OSP; Types:Single-sided, Double-sided, Multi-layers ( ... Board Size:800x400mmMin. Board Thickness:0.1mmMin. Solder MaskThickness:10umSolder Mask Types:Green, yellow, black, white, blue, red and clearProfiling ... 7% work well perfect products. PHOTOS SHOW Single sided Aluminum PCB with thickness 1.6mm,copper weight0.5 oz,HASL