If you work in a lab, you’ve probably used lab glass made from quartz. But you probably haven’t realized that the reason those test tubes are so durable is exactly what makes them so hard to mold.

Jordan Kube has created a unique open source glassblowing lathe, aptly named the Kube OpenLathe, which costs less than $2,000 in parts and provides a lathe that is accessible to all says it’s creator.