... 2.certificate:ISO9001 3.Lead time:3-7 working days pcb cutting machine1.Certificate:ISO90012. Good Quality: UL, SGS Test ... strength 10.4n/cm12.3n/cm12.3n/cm warp and twist 0.02%≤0.5-0.75%≤0.5- ... ),Immersion silver/tin,Color Green ,yellow, blue ,red black and so on Materail FR-4,Aluminium-backed board,Halogen-free ... ,High Tg,High CTI,CEM-1,CEM-3 etc. PCB cutting machine(SMT PCBA printed circuit board)