A646R Supra Kronenflex cutting discs are characterised by their self-sharpening calcined aluminium oxide abrasive grain and long service life. The use of premium abrasive materials allows the user to product flawless results in the shortest amount of time. The long service life of the discs allows for cost savings due to replacement intervals. Available in a wide range of common industrial sizes. Features and Benefits These discs offer fast cutting times to save time during application Self-sharpening abrasive grain keeps discs sharper for longer and increases disc life to save costs Available in a range of common industrial sizes to ensure compatibility Typical Applications Steel Stainless Steel