8 years in tungsten, tru-tungsten's OEM producer in China. integrated manufacturing and trading, has own plant. All process finished by our own workers.Tungsten is good material to replace lead, not only because its density, but also enviroment friendly, easy to shape by MIM method, beautiful surface, It can be made into many shape with beautiful finish.Tungsten punch weight is an update version of normal tungsten bullet weight or worm weight, it has fixed skirt keeper.The original Bullet Weight is now available in Tungsten.  Tungsten as a material has a greater density then lead making the weights approximately fifty percent smaller.   Tungsten weights are great for fishing heavy cover since your sinker is less likely to get hung up.  Tungsten Bullet Weights are available in Natural, Watermelon Pepper, Transparent Red, Transparent Purple and Black colors.