Drilling cutting auger is one of the most important equipment for waste managment system. 
There are usually at least 2 cutitng auger used for waste managment system. One is lay in level to collect drilling cuttings from solids control equipment, like shale shaker, mud cleaner, barite recovery centrifuge.
Another cutting screw auger usually lay in slant to collect drilling cuttings from the frist stage in level auger, and transfer it to waste treatment equipment, like high G shaker, High G dryer, or waste management centrifuge.