Yeah I don't know about drilling it out.. although I tried really forcing the bastard in and it won't budge, so I don't know.
The strings are D'Addario Medium gauge long scale bass strings, for 5 string, .050 to .135.
[This invalid link has been removed]

The strings are D'Addario Medium gauge long scale bass strings, for 5 string, .050 to .135.
[This invalid link has been removed]
)