1.High precision 2.PCB size based on gerber file 3.HASL, OSP,immersion gold 4.100% test 5.UL,SGS,ROHS,ISO9001:2008 Suzhou ... Weight Outer Cu weight0.5oz ~ 3.0ozInner Cu wight0.5oz ~ 3.0ozLaminate MaterialsFR-4,FR-1,,FR-2,CEM-1,CEM-3Board Cutting Max. number of ... .1mm)V-Cut Depth( residual thickness )FR-4(1/3+-0.1mm);FR-1,FR-2,CEM-1,CEM-3(1/2+-0.1mm)V-cut angle15°,18°,30 ...