Northern Tool offers the Klutch 5-Piece Cobalt Step Drill Bit Set for $49.99. Coupon code "254875" cuts it to $39.99. With free shipping, that's $3 under our December mention, $10 off, and the lowest price we could find. It includes a 3/16" to 1/2" 6-step bit, 1/4" to 3/4" 9-step bit, 1/4" to 1 3/8" 11-step bit, 3/16" to 7/8" 12-step bit, and 1/8" to 1/2" 13-step bit. Deal ends October 17.