... )Material:FR-4,CEM-1,CEM-3,High TG,FR4 Halogen Free ,Rogers,HF,NELCON,TACONIC,ARLON,etc4)Max. finished board size ... :3mil(0.075mm)8)Surface finish/treatment:HASL /HASL lead free,HAL,Chemical Gold/tin,Immersion Silver/Gold/Tin,OSP,Gold ... : Inner :Vacuum packing/Plastic bag Outer :Standard carton packing motor control pcb