07-01-2009, 08:53 AM
I have a further question about drilling holes in undisturbed pahoehoe. On average (I know it will vary), how deep should the 1 3/8 - 1 1/2 inch hole be drilled?
Thanks.
Allen
Baton Rouge, LA & HPP
Thanks.
Allen
Baton Rouge, LA & HPP
Allen
Finally in HPP
Finally in HPP