twin spin free,This machine is suitable for the small bottles from 30ml upto 500ml bottles with higher capacity production. In this machine, you can have the options on single station, double station, six heads and four heads. The central distance of six heads is 70mm and the one of four heads is 100mm. In this machine, many customers run it to make the milk bottle, juice bottle. And this is very popular in the beverage filed. We can make the most suitable configuration according to your requirement in you new project.