General description This 40-piece rotary multi-tool accessory set includes a variety of tools and attachments designed for versatile DIY and home improvement tasks. It contains grinding stones, sanding discs and bands, felt wheels, cut-off wheels, diamond cutters, stainless steel brushes, HSS drill bits, a whetstone, and a wrench. Compatible with most rotary tools, this set allows for grinding, sanding, cutting, polishing, and drilling applications. Technical specifications Number of pieces: 40 Includes a 2.3mm collet Grinding stones with shanks Sanding shank and bands Felt wheels (small and large) Cut-off wheels Diamond cutters Stainless steel brushes HSS drill bits: 2.3mm and 3.2mm Whetstone Wrench for tool adjustments Compatibility and accessories Compatible with most rotary tools Suitable for grinding, polishing, cutting, sanding, and drilling tasks Installation Insert the desired attachment into the rotary tool's collet Secure the attachment tightly using the wrench Ensure the