RW420V is a vertical label rewinder, designed for automatic labeling machine users to count the labels on the roll upon issue from and return of materials to storage, change roll direction, slitting down, break down into small rolls, coding, inspection etc. An ideal device for pharmaceutical manufacturers to meet GMP standards which requires straight records of label quantities during issue or return of label roll to storage. Also can be used by other roll label users to run secondary process on the label roll in order for the labels to meet different manufacturing requirements. Dual direction rewind, fast speed, vertical design allows easy installation of different devices such as coding device, inspection camera, and labeling engine etc.