What size drill bit?

[Notsolostfish]

What size drill bit for my 1” bulkheads for my brutes? https://www.bulkreefsupply.com/bulkhead-abs-slip-x-slip.html Those are the bulkheads 1” not sure what size drill bit I need? Is it this

Your friend has shared a link to a Home Depot product they think you would be interested in seeing.

Milwaukee 1-3/4 in. Hole Dozer Bi-Metal Hole Saw with 3/8 in. Arbor & Pilot Bit 49-56-9666 - The Home Depot

The Milwaukee Hole Dozer Hole Saw features Rip guard, the strongest tooth form in the industry, backed by the Rip guard limited lifetime tooth break warranty. Each tooth is built with more steel behind

www.homedepot.com

 

[AnomMatty]

What size drill bit for my 1” bulkheads for my brutes? https://www.bulkreefsupply.com/bulkhead-abs-slip-x-slip.html Those are the bulkheads 1” not sure what size drill bit I need? Is it this

45mm

If you scroll down on the bulkhead link you provided it lists dimensions and the drill bit size.

*Edit to add: 1 3/4" is really close, but about 2/10" small