ONS:
How to use hole grommet:
1.Just simply drill a hole,24mm in diameter,then put the grommet into the hole directly
2.If you have an existing hole,diameter larger than 24mm,maybe you need to tape wrap outside to make it tight
How to use cable clip:
1.Clean the surface you need
2.Stick the cable clips to the surface 3.Open the tab,insert the cables and then close the tab