Abrasive Stone

Silicon carbide also known as carborundum is the hardest common abrasive grain, measuring 9.5 on the Mohs scale, that’s very close to a diamond. This abrasive block when held at 45 degrees and pushed firmly, will remove the glaze excess from a kiln shelf.

Health & Safety: Wear gloves and safety glasses when using this tool.

Size: 100mm x 25mm x 13mm (H x W x D)