Big Sky Tool offers the refurbished Hitachi 5/8" 5.4-amp Hammer Drill
, model no. DV16VSS, for $35.66
for shipping. (Scroll down and "Click here for Grade C" to see this deal). That's $22 under the lowest total price we could find for a new unit. It features 1/2" chuck, forward/reverse switch, housing sleeve, and weighs 3.3-lbs. A 1-year warranty applies, although it's unclear who backs it.
Note that this is a "Grade C" reconditioned item and may feature substantial cosmetic blemishes. You can alternatively get the Grade A refurb
for $6 more, which features less signs of wear. Click here
for more info on the grading system.