and Plastic Industries For over forty-five years, Tullco, Inc., has been manufacturing water-soluble, polymer-based lubricants/coolants for use in machine shops all over the US... application needed within the machining industry. "One coolant for the whole shop." In addition to metals, our products can be used to machine plastics, ceramics, rubber, and carbide. In... fact, Quadrant Engineering Plastic Products (see tips) recommend Poly-Cut in their plastics machining and design guides. Here are just a few examples of how Premier Poly-Cut can save...