Electromagnet Dissectible. With steel "U" that holds the removable coils.

The Dissectible Electromagnet consists of a high quality, U-shaped electromagnet having two removable excitation coils, armature with hook, and terminals mounted at the top of each coil. The overall length of the Electromagnet is approximately 13cm. Includes instructions. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene, chromium, and lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov. Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.