Northern Tool offers the Ironton 131-Piece Rotary Tool Kit, model no. 46136, for $37.99. Coupon code "248527" cuts the price to $32.99. With free shipping, that's $2 under our March mention, $17 off list, and the lowest total price we could find. This 160-watt variable speed rotary tool operates at 8,000 to 35,000 rpm and includes wire brushes, sanding pads, felt wheels, grinding stones, and drilling accessories. Deal ends October 18.