... /cc, similar like lead, Now our real tungsten jig head, density as high as 18g/cc, more than 50% ... use lead for fishing, now we are able do steel jig head, it has lower density, but if you use ... heavier jig head ball, it can reach same sinking speed, for example ... lead, But our customer said people will never buy steel jighead before lead banned, so let us wait to ...