Spring-loaded arm keeps tension on belt, and both tables tilt for maximum The EZ Sander is equipped with a state of the art electronic tracking system for the abrasive belt. With an electronic beam of light and a pneumatic cylinder working together in an enclosed system the abrasive belt is tracked automatically to allow you to prevent possible streaking caused by uneven mineral wear on the abrasive belt.Jul 05, 2022 · Up for your consideration is a Nice Apex 20" Disc Sander With Forward & Reverse. It has a 1.5HP, 108/220/440 Volt, 1725 RPM, 3 Phase motor. Kalamazoo Disc Belt Sander Grinder Combination with Vacuum Base 12" Disc 6" Belt Industrial 4"x48" Surface Radius Belt Grinder Sander 1.5HP 1220x100 mm 3440-RPM. New New New. $989.50.