Lubrication point?

[Double Lab]

Holding up the disassembled action frame, he wondered, “How did they machine this?” Pointing to a slot beneath the watertable, he said, “They were gracious enough to put a hole here so you can trap the cocking rod hammers to take the pressure off the hammer screws.”

This excerpt taken from a recent article in Sporting Classics Daily. Could this be the answer?

[B. Dudley]

Originally Posted by Daryl Corona

Holding up the disassembled action frame, he wondered, “How did they machine this?” Pointing to a slot beneath the watertable, he said, “They were gracious enough to put a hole here so you can trap the cocking rod hammers to take the pressure off the hammer screws.”

This excerpt taken from a recent article in Sporting Classics Daily. Could this be the answer?

That is not the hole that is referenced in this thread. Those holes are the ones on the bottom inside the action that are used to help remove the hammers and mainsprings from the action.