2/5/10/20/50/100Pcs 30x10x3 Block Powerful Neodymium Magnet 30mm X 10mm X 3mm Rectangular Super Strong Magnetic imanes 30*10*3

Shape: Block

Tolerance: ±1mm

Material: NdFeB permanent magnets

Grade:N35

Max Operating Temperature: 80 Celsius degree / 176 Fahrenheit degree

Magnetization Direction: Axial

Plating: Nickel+Copper+Nickel triple layer plated

Notice:

1. The large neodymium magnets are extremely strong, and must be handled with care to avoid personal injury and damage to the magnets. Fingers and other body parts can get severely pinched between two attracting magnets. It is easy broken,please be careful.

2. Never place neodymium magnets near electronics

3. Neodymium magnets are brittle, and can peel, crack or shatter if allowed to slam together.

4. Neodymium magnets will lose their magnetic properties if heated above 80°C/176°F.

5. Keep the magnets away from children.