TUNGSTEN JIG HEAD, Not polymer Not lead Not 11g/cc 8 Years work in Tungsten, 500K per month supplying Ice jig. TRU-tungsten's OEM supplier. Visit our website to know more. send email to ask full range of catalogue!A New time has come, in your market, you can only see tungsten polyer made jighead, it is only 11g/cc, similar like lead, Now our real tungsten jig head, density as high as 18g/cc, more ...