Jumper in Donut Tile

angle-studtilt-180 partcount-total-2 size-2s-2s-2p

Plate Special 2 x 2 with Center Stud (Jumper) Tile Round 2 x 2 with Hole

Donut and jumper

Linus Bohman ( 2024-10-03, swooshable.com )

If you need 180 inverted SNOT this is the thinnest technique out there. It’s a real gem. It’s a relatively new technique since the donut was first released in 2013.