A set of 16 discs (25mm in diameter) for demonstrating that some metals are magnetic, whilst others are not, and for general metal identification exercises.

The set contains:

• 2 x Mild Steel,
• 2 x Stainless Steel,
• 2 x Brass,
• 2 x Nickel,
• 2 x Silver,
• 2 x Bronze,
• 2 x Aluminium
• 2 x Copper.

One of each pair of discs is stamped with the name of the metal, while the other is unmarked.