Universal accessory set for multi-tool 37 parts. Well suited for grinding. Includes: cutting discs and mandrel, carbon steel brushes, grinding stone, sanding belts and sanding mandrel, carving blade and key. Spindle arm diameter: 3.2 mm. Highest speed: 35000 min-1. Package contents: 37 pcs. Compatible with any multi-tool with a 3.2mm collet, such as Ryobi, Dremel and other brands.