Lab Rotators and Rockers are tools which combine shaking and movement. Rotators generally hold sample tubes and tumble a sample either vertically, or horizontally. This often a necessary step in the sample prep process. We sell a wide range of sizes and models from leading manufacturer such as VWR, Thermo Scientific, Barnstead, LabNet, Boekel, Fisher Scientific and more. Each instrument comes fully tested for defects and working up to factory specification.