Walmart offers the Dremel 31-Piece Sanding/Grinding Kit, model no. 686-02, for $9.24. Opt for in-store pickup to avoid the $4.97 shipping charge. That's tied with last week's mention and the lowest price we could find by $5. It includes 28 bits and a carrying case with dividers.
Amazon offers the Dremel 3-Tool Craft & Hobby Maker Kit, model no. 2290, for $79 with free shipping. That's tied with last month's mention and the lowest total price we could find by $20. It includes a 200-series 2-speed rotary tool, engraving tool, and VersaTip butane soldering torch.