... 3)Certificate: UL, ROHS, IS 6-layer rigid pcb with immersion gold surface1) Base material:FR-42) Board thickness: 1.6mm3 ... ) Min. hole size:0.2mm4) Min. line width:0.1mm5) ... 1mmPROFILEMILLING MOULDING V-CUT CHANFERCOATINGHAL, LEAD FREE HAL, ENIG/IMMERSION GOLD, OSPSOLDER MASK COLORGREEN, BLUE, BLACK, WHITE,REDTECHNNOLOGYBLOCK,BGA,PEELABLE ...