eBay with Rockwell has the Rockwell RK2513K2 H3 12V Li-Ion 1/4" Hex Cordless Rotary Hammer Drill for
$90 with free shipping. Costs around $105 and up elsewhere. Features quick-change SDS-plus check system, variable speed with reverse and hammer mode, and dust sealed rocker switch.
Rockwell RK2510K2 12V Tech Drill/Driver for $60 shipped.