·The Automatic dust collector has four parts:
a:Dust collection with drilling hole and collection
b:Laser light with laser
c:Leveling bubble that help user drilling each hole
  horizontal
d:Back cover that can hanging the collector on the wall for
  storage
·Description:
·Vacuum adsorption
·Suitable for drills with diameters less than 11mm
12mm wide aperture built-in brush to prevent dust leakage.