If anyone else has chosen this Dayton driver, I've determined that a 4 1/16" annular ring 1/16" deep, followed by a 3 11/16" hole (using my router and Jasper jig) is just right .
Now that I've got it dropping in nicely, I just have to repeat 16 times!
Drivers TLAH and SLA
Re: Drivers TLAH and SLA
Built:
1 Omni-15 Tall Boy
2 DR250s
2 Titan 39s
1 Omni-15 Tall Boy
2 DR250s
2 Titan 39s