... produce coil waste.5. It adopts raft and quick-change casstte structure. If you need to add other ... profiles, you need just to buy the corresponding quick-change cassttes (with rollers, bushes and so on), ... and precise than common structure. And it adopts quick-change type too, so when you produce other profiles ... in the future, it is very easy to change the cutter blades.10. The hydraulic valve adopts ...