Circuit 1.UL,RoHS,ISO,SGS,IPC Approved; 2.High Quality with Lost Cost; 3.Quick Turn, OEM ... pcb, aluminum pcb.1.Base Material: FR4 (HTG 170)2.Board thickness: 1.6mm3.Type of products: Mutilayer pcbs4. ... Hole diameter: 0.1mmStandard: UL, ISO,TS,RoHS compliant, IPC-A-600G-IIOur pcb fabric capacity:NO Item Craft Capacity1 ... -490um)1>Welcome to T-SOAR PCB Manufacturer.2>This is our website: www.tsoar-pcb.com