Fluid Cleaning System The M300DH now features a Derrick Hyperpool® Shaker for superior solid separation and easy to change screens. All American Augers' fluid cleaning systems are rated at true GPM processing and the M300DH delivers 300 GPM processing of heavy backreamed fluid. AmericanAugers.com © 2019 American Augers, Inc. +1 (419) 869-7107 * 800-324-4930http://www.AmericanAugers.com