Drilling inspection holes
This hole cutter from Bosch is luckily available in inch sizes, a special tool for sheet metal. Good for drilling inspection holes.
Pitot Tube
This is the Murphy supplied pitot tube. I mounted it near the inspection holes so that it can be reached and connected from inside.
Pitot tube
The pitot tube is pointing slightly downwards (approx. 3 degrees) to have a more accurate measuring when flying with a high angle.