... billboard PCB : 1:FR4,1oz, 2L, 2:board thicknesses 1.6mm, 3:Min. hole size: ... /space:0.2mm/0.2mm billboard PCB :Led display,Board size:90*80mm,2 layer,1oz copper.Our Production ... in hole: >25.0 um (>1mil)Size: - Max. Board Size: 23 × 25 (580mm×900mm) - Min. Drilled Hole ... CUT, BevelingProvides OEM services to all sorts of printed circuit board assembly as well as electronic encased products.Contact ...