Stuart SRT9D/120v/60 Roller mixer, 9 rollers, digital control, variable speed | TEquipment
Large Lab Roller Mill with Variable Speed & Four Optional Tanks (Maximum Volume 20 L) - MSK-SFM-14-IV
Amazon.com: Stuart SRT9D/120V/60 SRT Variable Speed Digital Tube Roller, 9 Rollers, 120V, 50/60Hz, 50 Watts : Industrial & Scientific
Amazon.com: Scilogex Tube Roller with Rocking Motion, Easy to Control Variable Speed, 6 Rollers, US Plug, 100/240V, 2 Year Warranty : Industrial & Scientific