... : 0.075mm8. Hole position/Tolerance: ±0.05mm / ±0.076mm9. Certificate: UL, ISO900110. Test: 100% Function-test11.Surface finishing:HASL,LEADFREE HASL ... electronic encased products17.Profiling: Punching, Routing, V-CUT, Beveling18.Certificate: UL, ISO9001:2000, ISO14001, SGS, RoHSProduction:1. PCBA design (or sample ... product world ! Welcome to your inquiry ! Single Layer PCB Board Approved by CE&RoHS