- Used primarily with Dremel polishing bits and accessories
- For use in all Dremel rotary tools
- Use with cutting wheels, sanding discs and polishing wheels
- The 402 mandrel is used primarily with cut off wheels but is used with the following Dremel accessories 409, 411, 412, 413, 420, 423, 425, 426, 456, 511, 512, 540 and 541