HK620 is a skeleton line edge banding machine manufactured by Saiyu Technology (WMN) in Foshan, China. Designed for 38-degree skeleton lines, 45-degree lines, and 90-degree grille strips on cabinet doors, it features PUR no-clean glue pots, dual grooving units, and 11 functional modules from pre-milling to polishing. Measuring 7800x850x1700mm and weighing 3 tons, the HK620 is ideal for whole-house customization factories and cabinet door manufacturers.