4 axis cnc router machine with moving spindle for about 180 degree, so it can do some curve process, like cutting and engraving, which can do more 3d works. which also can add the ATC auto tool change function, to improve the work efficiency.
This model, we do mainly have two kind of structure, like normal one, and another one used widely for high z axis, like over 1m, then we usually recommend customer a more stable structure to do the process.
Here attached the picture, also with our machine link, if you want, welcome have a check. and if you want, contact me is ok, then will give a reply for confirm the model for you in few minutes.