The Frey Scientific 576672 carbon rod has a 4mm diameter and is 100mm in length, and is suitable for laboratory use. The package includes 10 carbon rods.

Science education products incorporate applied math and science principles into classroom and homeschool-based projects. Teachers in pre-K, elementary, and secondary classrooms use science education kits and products alongside science, technology, engineering, and math (STEM) curriculum to demonstrate STEM concepts and real-world applications through hands-on activities. Science education projects include a broad range of activities, such as practical experiments in engineering, aeronautics, robotics, energy, chemistry, physics, biology, and geology.

School Specialty manufactures and distributes instructional materials and supplies under dozens of brands, among them Abilitations, Think Math, Speech Bin, Delta Education, Frey Scientific, Sax, Sportime, Childcraft, and School Smart. The company, founded in 1959, is headquartered in Greenville, WI.