Ceramic Ring Magnet, 0.66" (18mm) OD, 0.27" (8mm) ID, 3mm thickness - Eisco Labs
- Economy ring magnet
- 18x18x3mm size
- Great for physics applications
- Strength is approximately 300 gauss
Economically priced ring magnet. Outer Diameter of magnet measures 0.66", inner circle diameter 0.27" inner circle diameter. Magnet measures 3mm in thickness. Great for physics experiments or other applications requiring a strong but small magnet. This item could present a choking hazard due to its small size.