Pur Tungsten (T&D Materials Manufacturing) brings you top-performance Tungsten crankshaft balancing weights made with extreme precision of the highest-quality. Made from the densest element on Earth, these weights are perfect for any crankshaft balancing needs. Choose from several available sizes or contact us for any sizes you don't see that you need. We have the capability to customize and manufacture Tungsten crankshaft balancing weights to your specifications.