... 1oz, HASL 3. Board thicknesses: 1.0mm 4. NO MOQ led flashlight circuit board 1. ONE-STOP-SERVICE2. OEM service3. Gerber file ... typeFR-4, CEM-1, CEM-3, High TG, FR4 Halogen Free, RogersBoard thickness0.21mm to 7.0mmCopper thickness0.5 OZ to ... )- Min. Line Spacing: 3mil (0.075mm)Surface finishingHASL / HASL lead free, HAL, Chemical tin, Chemical Gold, Immersion Silver/Gold, OSP, Gold ...