Zinc Rod Hydra model Set of 500 in polybag

Set of 500 in polybag

with one or more mechanical switches which allow discrete resistances offered by the box to be dialed in

Great for students to use during math and science lessons

This model shows two frontal sections through female genital organs

tenths and twelfths in 9 distinct colors with printing on each piece

Zinc Rod Hydra model Set of 500 in polybagZinc Rod. With brass terminal. Premium Quality: Zinc Rod Set 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.