... 0.0352M³ Loading QTY/20GP 790pcs Loading QTY/40HQ 1930pcsMaterial: for wood optionMDF +PVC, MDF+Melamine, PB+PVC, PB+MelamineQuality contronl ... : we check it carefully, for metal tube, the size of hole must be right position ... in case of uninstallation, and also the hole must beright for screw installation.for PVC stick surface must be smooth or flat, no ...