S steel3470 New member Oct 27, 2011 #1 what size hole do i drill for a double slip bulkhead fitting 1-1 1/2 is it 1 1/8 hole saw that i need or the 1 1/2 it doesnt say the size on the description on marine depot.
what size hole do i drill for a double slip bulkhead fitting 1-1 1/2 is it 1 1/8 hole saw that i need or the 1 1/2 it doesnt say the size on the description on marine depot.
jacksonpt New member Oct 27, 2011 #2 The glass holes site has all that info... IIRC, it's 2 3/8 or something similar. The hole is bigger than the bulkhead, not smaller. Yep, just looked it up... 2 3/8 it is.
The glass holes site has all that info... IIRC, it's 2 3/8 or something similar. The hole is bigger than the bulkhead, not smaller. Yep, just looked it up... 2 3/8 it is.
