http://www.td-tungstenshieldin....g.com/lead-free/ Pol Tungsten (also known as Tungsten-filled Polymer) is a composition of various resins and Tungsten powder which are mixed through special metallurgical technology. The res
http://www.td-tungstenshieldin....g.com/lead-free/ Pol Tungsten (also known as Tungsten-filled Polymer) is a composition of various resins and Tungsten powder which are mixed through special metallurgical technology. The res