Fits Angle Grinder. Ideal For Finishing Of Welding Joints. *Designed For Use On Portable Grinders And A Great Alternative To Abrasive Fibre Discs.* Suitable For Rust And Paint Removal On Most Substrates And A Perfect Alternative To Fibre Discs.* Bore 22.23** Manufactured From High Tech Zirconia Grains Offering Both High Cutting Rates And Product Longevity.A