The next step, of course, is to cast with resin. Admittedly 3D printing would ... as long as these two knobs took to make. Of course, a casting guerrilla doesn’t have to make just knobs.

Master fast resin casting using a vacuum chamber now.

Ev.er.y.where. Wanna know a secret? Resin is tricky and can be difficult, but there’s an easier version that works better for ...