Features :

1. High precision end pre-bending: the straight edge length can be set freely, the upper roller press to pre-bend.
2. Safety : the lower rollers are fixed, the upper roller move vertically and horizontally. The job does not move eith the working rollers.
3. Plenty of bending shapes: It can  roll shapes of O.U. several R, taper in certain range. Roll O shape : backside roll way. Roll U shape : front side roll way Roll several R shapes : combined way.