... : FR-4, CEM-3 Copper Thickness: 18um-105um Board Thickness: 0.2-3.2mm Min. Hole Size: 0 ... : FR-4, CEM-3 Copper Thickness: 18um-105um Board Thickness: 0.2-3.2mm Min. Hole Size: ... Gold plating Certification: UL, ROHS, ISO9001:2000 Lead free HASL PCB1. Lead free HASL2. Certificate: UL, ROHS, T/S169493. Company ... : ISO9001:2008-Markets: Europe, America, Asia lead free printed circuit board fabrication