Models
Alignment 3D Printable Models. Makeshape.co have 3 Alignment 3D Printable Models.
Heat Insert Press: Minimal Design for Perfect Alignment
Thingiverse
Zpin
Free
CNC bench
Youmagine
La Proto
Giveaway
Build Plate Alignment Guide & Cap for P/X Series
Makerworld
Ocular Dynamic
Free