... .075mm)7) Surface finish/treatment : HASL / HASL lead free,HAL, Chemical tin,Chemical Gold, Immersion Silver/Gold,OSP,Gold plating 8) Copper thickness ... 075mm)Surface finish/treatment:HASL /HASL lead free,HAL,Chemical Gold/tin,Immersion Silver/Gold/Tin,OSP, Gold plating,Hard&Soft gold,Plating ... tin,Solder mask color :Green/yellow/black/white/red/blueCopper thickness ...