Zero Pollution Flat Surface Multi-Layer PCB Drilling Backup Board Grey Thickness 1.6 / 2.1 / 2.5 mm Special Features: --Use Environmental Protection Materials And Technology,Health And No Pollution --Unique Production Process Makes Surface Flat And ...
Zero Pollution Flat Surface Multi-Layer PCB Drilling Backup Board Grey Thickness 1.6 / 2.1 / 2.5 mm Special Features: --Use Environmental Protection Materials And Technology,Health And No Pollution --Unique Production Process Makes Surface Flat And ... more