RockwellTools via eBay offers the Rockwell 4.5" Compact Circular Saw
, model no. RK3441K, for $74.99
with free shipping
. That's the lowest total price we could find by $8. It features a depth-gauge lever for quick setup and cutting adjustments, 10-foot power cord, 3,500-RPM motor, bevel adjustment for 0°–45°, and a maximum cutting depth of 1-11/16" at 90°.