Compound Friction Rod 69-72-7) is of extra-pure grade

69-72-7) is of extra-pure grade with a minimum purity of 99

Ideal for Education: This set is designed for use in physics classrooms and science labs

(1) Metal - 1 hole

Explore a range of math's concepts from random number generation

Compound Friction Rod 69-72-7) is of extra-pure gradeCompound Friction Rod Half ebonite half brass. Half ebonite half brass, length approx. 30 cm, dia. 12 mm. Premium Quality: Compound Friction Rod is made of high grade construction all the way through, excellent build quality and proven reliability across the range. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact us.