Removing... et c... The final challenge: Stuck seatpost

[biggs682]

Presumably fairly slow rpm?

And a steady hand with the electric drill control button but it works well

 

[Vapin' Joe]

Aluminium reacts quickly to temperature. Wrap a bag of ice cubes round it for a minute then give it a sharp downward tap with a hammer to see if it breaks the seal. Worth a try before you resort to butchery.