Over at Amazon, today only (12/3/15), there are 2 Dremel rotary tool kits being discounted as part of their Deal of the Day. Both are on sale for $95 (each).
First, there’s the Dremel 4000-6/50 set, which comes with 6 attachments and 50 accessories.
This looks to be Dremel’s largest 4000-series rotary tool set, and comes with a flex-shaft accessory, cutting guides, shield, and a couple of EZ Lock accessories.
It looks like the regular price on this set is ~$140.
Next, there’s a cordless Dremel rotary tool kit, model 8220-2/28, which comes with 2 attachments and 28 accessories.
This kit comes with fewer accessories, and no flex-shaft, but sometimes you cannot beat the portability of a cordless tool. It comes with 2 Li-ion battery pack and charger. Only 1 battery is shown in the product image, but the description says there are 2.
The deals are valid 12/3/15 only, unless supplies run out sooner.