It was stated that they are drilling 2km into the Eagle's Nest in this presentation:

http://norontresources.com/Investors/getDocument/Vancouver_2010_-_Mineral_Exploration_Roundup_Presentation.pdf

"Drilling 2 km into Eagle’s Nest" as of Jan. 19

Therefore, at the vary least we should have drills capable of these depth on-site. While it would be good to get the custom drill up there asap, we may still be able to find out what is at the convergence point without it.