This type of machine is the ideal one not only for engraving and hollowing on leather shoes and boots,trousers piece,cloth piece ,but also can engrave on wooden artcraft,organic glass.The working table can be ascended and descended ,so it is easy to replace lens and adjust focaldistance.This kind of sculpt not only can engrave on large scale material ,but also can process one by one,saving your lay-off time.On the other hand ,it is controlled by computer which makes it possible to hollow with high speed and low power.