0.7mm thickness 
Finished copper 0.5OZ 
Line width from 0.25 / 0.25mm 
Hole copper thickness 25um 
Minimum aperture 0.6mm 
Tolerance 0.05mm aperture 
Surface treatment Immersion Gold (nickel thick 3-5um, gold thick 0.025-0.05um) 
Applications range high-speed network transfer port (5-6 classes)