Introduction: How to Cut a Glass Wine Bottle

About: A creative engineer, who builds because I cant bring myself to have someone else do things I can. I had a great maker childhood, one crazy uncle who built his house from materials he got off his land and was a…
Earlier this year I had an idea for a project that need a dozen or so wine bottles cut. After some reading and research I designed my own version of commercially available cutters from materials I had laying around the garage. The problem was after creating the cutter I kept breaking the bottles when trying to run the score line. I tried hot water, and cold water, the combination, a candle, a large hose clamp, air pressure, heating in my oven, and when real frustrated a big hammer. 

What I finally settled on was sun light. Yep free and readily available. So here is a short clip on how to cut a bottle using my cutter design and a threaded rod with a couple of nuts on the end.

In case you want to build the cutter here is the link :

https://www.instructables.com/id/Simple-Adjustable-Glass-Bottle-Cutter/

The only change was I used a different block of wood as the stop, (shop assistant could not find the other one)