1.1L PCB for drilling machine; 2.good quality,reasonable price; 3.quicker ... is of my company's process capacity for your reference, for more messages, pls contact with us freely ... )/CEM-3/CEM-1/AluminiumLayersingle layer,double layer,multi-layer(4-10)Board Thickness0.3mm-3.0mm ... pass for the first time,+/-2%(tolerance) Certificate SGS,ISO,ROHS,UL, Welcome to visit WALBOND ! 1L PCB for drilling machine