... 7.0mm · Materials: FR-4, CEM-1, high Tg, halogen-free, Rogers,F4B, Aluminum base,94V0, 94HB · Maximum finished board size ... : HASL, lead-free HASL, immersion gold, gold plating, immersion silver, immersion tin and OSP · Copper thicknesses: 0.5 to 6oz · Solder mask colors ...