... 1. rewind jumbo roll to log roll 2. suitable for kinds of materials: tapes, paper, film, etc. 3. high speed 4. easy ... freqneney converting, smooth runningLength auto counting,and machine auto stopAdopted with air-expansion shaft for surface or central rewinding.Using one-side ... rewinding tension,Convenient in adjustmentTriming function is optional Automatic Rewinding Machine for Paper and Film