Tungsten & Aluminum Sphere Set - 2.17" Diameter.

1 tungsten bulb and 1 aluminum bulb. Perfect for your desk or as a gift. Perfect for teachers.

Comes with base. Tungsten alloy sphere weighs 1.5kg/3.31lb. Aluminum is 0.25kg/0.54lb. Both are 2.15 inches in diameter. Tungsten is a dense element and is surprisingly heavy compared to aluminum. This set is a great conversation piece. Includes chemical composition certificate and interesting tungsten facts. Machined from aerospace-grade tungsten, this sphere is a modern addition to your desk at work or side table at home. Amaze your colleagues and friends with the difference between the spheres. Tungsten is one of the densest naturally occurring elements. Now you can add one of nature's wonders to your own collection. If you love spheres, check out our tungsten and aluminum cube set.


Manufacturer: ‎Midwest Tungsten Service
Model number: ‎MT-18F-2.175"-sphere-and-Al-sphere
Packing size: ‎23.4 x 14.6 x 13.6 cm
>Size: ‎2.175"
Packing weight: ‎2.08 kg
Batteries used: ‎No
Batteries included: ‎No
Brand name: ‎Midwest Tungsten Service
Item weight: ‎1.28 lbs