Vacuum Sucker for Drilling - 30-35 mm Smooth Barrel

I looked at Petclaud's design and decided to create my own with some alterations.
:)
+ More room between drill and vacuum tube (~42 mm)
+ Easier printing with supports optional
+ Supports at least 30-35 mm smooth vacuum tubes
+ Better suction and protection of the wall with optional sealing
+ Smooth edges

:(
- Larger
- Heavier
- Longer print time
- More material used

The angle between wall and vacuum tube is 45° and the hole for the drill bit has a diameter of 20 mm.

I designe