Application: applied in housing decoration and construction industry
1. first, we need to use electric drill to drill specific size of the hole;
2. second, putting expand plug in the hole;
3. Third, expand plug enter into the wall completely and fixed
4. Fourth, using a screwdriver to tighten screw into the expansion tube until the specified location.
5. Finally, expand plug is fixed completely and to catch the object.
Certificate: SGS, RoHS, CE