This kit also includes two batteries ... Ryobi makes that too. The 12V cordless rotary tool and the 18V rotary tool (with the base) are available for $61.50 and $84, respectively, as of this ...

Warrior offers a 12V Cordless Variable-Speed Rotary Tool Kit for $29.99. It has a five-mode variable speed control, which gives it a range of 5,000 to 32,000 RPM. The Warrior 12V Cordless Variable ...