Tungsten & Aluminum Cube Set - 0.5"

Enjoy an endless opportunity for metaphors and puns. Shock and amaze unsuspecting initiates into the world of metallurgical wonders. Tungsten and aluminum alloy cube set. 0.5" x 0.5" x 0.5". Tungsten is very high density and surprisingly heavy, especially when compared to the aluminum cube. Great conversation pieces. Purchase includes emailed certificate of chemical composition and interesting tungsten facts.