DIY Outworld from aquarium tank

Step-by-step instructions for using a drill to cut glass, including images of a yellow template with holes marked, applying putty, adjusting offset, drilling carefully, cleaning residue, and removing parts, with handwritten instructions and cautions about sharp glass.

CAUTION: GLASS ME BE SHARP

CAUTION: DO NOT INHALE GLASS DUST

A yellow 3D-printed drill alignment jig, with a diamond 19mm hole saw, and two ports adapters.