brantmacga
Señor Member
- Location
- Georgia
- Occupation
- Former Child
I've got to drill several 1/2" holes through durock (hard stucco) on top of OSB, through another sheet of OSB, then back through another layer of durock. What would be the best drill bit for this task? The cavity between the first durock/OSB layer and the second is 5 1/2".