- Non-asbestos fireproof material is fibrous so it is soft enough that one can pin objects on the surface for perfect soldering.
- Good for filigree work as surface stays smooth.
- Lightweight 3.7oz., yet durable so it's easy to ship. Withstands temperature up to 2000�F.
- Measurements: 6" x 3" x 1.5"
- Quantity: 1 Magnesia Soldering Block