Faithfull Flat Stone Cutting Discs use Silicone Carbide abrasive grit, reinforced with fibreglass and resin bonded for safe and efficient cutting. Avoid using these discs for grinding and always present them at a 90 angle to the workpiece. They're compatible with a range of machines from mini-grinders to stationary cutting-off machines. Our discs meet the EN 12413 standard for quality manufacturing.