I'm still chewing on whether to attempt a repair on my cheesy (but adequate) RS iron. But a nicer one would be my B-Day present to myself.
Why spring for a couple bucks more and get a combo station?http://www.ebay.com/itm/2IN1-SMD-SOLDERING-REWORK-STATION-HOT-AIR-IRON-852D-/390331065076?pt=LH_DefaultDomain_0&hash=item5ae18b62f4
Type T18 tips into their search bar. When I did that, I got 2 pages of replacement tips.
The $99 version came with the brass tip cleaning thing too.