Amazon offers the Black & Decker RTX Rotary Tool
, model no. RTX-B, for $27.68
with free shipping
offers it for the same price via free Site-to-Store pickup.) That's the lowest total price we could find by $10. Sales tax is added where applicable. This 3-speed rotary tool comes with five accessories, wrench, storage bag, and user guide.
Update: It's currently on backorder at Amazon with a shipping time of one to three months.