KidWind Balsa Blade Sheets, very lightweight and stiff, and it is perfect for making experimental wind turbine blades, for College, High School, and Middle School Science, Pk100
Cast iron inAin shaped base with 28cm long legs. Base has durable powder coat finish, can be nested with others of the same size. Steal rod is 75 cm long rod that is 11 mm in diameter.
Test Tube, PYREX* 3mL, 10x75mm, are made from special tubing to give the optimum wall thickness. They are well annealed, resistant to heat and chemically stable. These tubes have a white marking spot. Beaded rims are fire-polished.