How is the lamp holder fixed on the wall
And then use the tapping screw to the lamp holder fixed on the plastic expansion tube, this method is very strong.
Place the lamp holder in the approximate position on the wall, then mark the position of the fixing hole, drill the eye with the impact drill, insert it into the plastic expansion tube, and then fix the lamp cap on the plastic expansion tube with the tapping screw. This method is very strong The
The lamp holder on the wall before the general position, and then mark the location of the fixed hole, drilling with the impact of drilling, with plastic expansion tube into it,
