4 model

Free

Conical burr grinder holder (Breville bcg450xl or Bork j701)

Thingiverse

Free

Extruder using 6mm Burr instead of hobbed bolt for Prusa i3

Thingiverse

Free

Bodum Coffee Burr Grinder - 3D printed Replacement Ring

Thingiverse

Free

Bill's Ball Bearing Burr Puzzle (Bill Cutler)

Thingiverse