SO 9001 certified Taiwan machines All (3) rolls are hardened rolls, up to 50-52 HRC 3-rollers are driven to perform high accuracy Adjustable cone attachment included 3/8”, ½” and 5/8” grooves on rollers One wheel one-side operated for bending roll One wheel one-site operated for pinch roll (E model is powered) Heavy duty casting frame Heavy duty all steel welded construction 1/3 of full length in middle of roller is straight, and two ends with crown to get perfect round performance. Quiet running operation Easy swing-out top roller Safety line all around the machine for emergency stop All rolls run forward and reverse Safety type forward/reverse foot pedal Power source 220V, (option: 440V, 3 phase) One year industrial warranty for parts Capacity: Mild Steel Stainless Steel soft aluminum min. thickness 6'8" x 10Ga. 6'8" x 14 Ga 6'8" x 1/4" 26 Ga Roll Dia. 5"Min. Bending Dia. Inch6 3/4"Pre-bend inch0.12"Rolls Speed ft/min20Rolls Opening 1/2"Main Motor4HP 3PH 220V or 440VWeight3,850 lbs. Overal Dimensions 106" x 33" x 52" Length of Rolls: 6' Max Thickness (gauge): 10 gauge # Rolls: 3 Roll Diameter: 5"