... are welcome -PCBA Leadtime:20 days HCX, your single point of contact for all of your raw materials, parts, and pcb assembly, also ... ~ 10ozWeightInner Cu wight1/3oz ~ 6ozLaminate MaterialsFR4(High TG,halogen-free),FR5,ISOLA(FR408,370HR),TEFLON,POLYIMIDE,ROGERS(RO4003,RO4350,RO4450 ... deviation±0.1mm(0.004”)Semi-holeYSurface FinishHASL,HASL pb free,immersion gold,immersion silver,immersion tin,O.S.P ( ...