the item was also described winningly as "snaffle milled" which could be A) some kind of kink; B) a breakfast cereal; or C) what you do with a sophisticated machine controlled by a CAD program

From the wiki link: "A double bridle carries two bits, a curb bit and a thin snaffle called a "bradoon". " Another fun word!

oh my! don't get your bradoon in a muddle!