... , board T1.6mm 2.Transparent solder mask,HASL lead-free 3.Fast delivery time,with competitive pricing 1. FR4 white material ... ,1oz copper, board T1.6mm2. Transparent solder mask,HASL lead-free3 ... Green/MATT Green/Blue/Yellow/ White/Black/Red/Transparent 4). Board Size: 650mm*1000mm5). Board Layer: 1L-26L6). Board thickness: 0.2mm to 6 ...