Glass Cutter AGPtEK Glass Bottle Cutter Machine Wine Bear Bottle Jars Cutting Tool - Cutting up to 16cm Glass Bottle Recycle glass bottles and jars and create functional art at the same time! Create your own glass sculptures, sun catchers and ornaments easily with this metal cutter. Sturdier and easier to use than plastic models, this highly durable metal bottle cutter will have you cutting bottles perfectly in 5 easy steps Simply place your bottle on the support device, apply pressure, and rotate; heat the score over boiled water and cold water alternately bathe three times. The results will amaze you, clean breaks nearly every time. Even thick champagne bottles break easily and smoothly.