Patent ID: 8763347

Claim:
A mill for manufacturing a framing member comprising: a translation path for transporting a metal sheet including a translation axis, a first set of rollers including a plurality of first bottom rollers and a plurality of first top rollers, the first set of rollers having a first centerline, a second set of rollers including a plurality of second bottom rollers and a plurality of second top rollers, the second set of rollers having a second centerline, a mandrel comprising: a shaped profile including four sides and two ends, wherein a first side and a second side are opposite each other and at least one of the first side or the second side extend away from the longitudinal axis of the profile at an angle, and a plurality of small bearing micro rollers mounted on at least one side of the shaped profile, wherein the first centerline and the second centerline extend away from the translation axis at an angle in the direction of translation, the angle between the first centerline and the translation axis is substantially equal to the angle between the second centerline and the translation axis.