Thanks! Found a good candidate on page 2, not a Bosh or HSS but that isn't crucial.

https://www.amazon.com/Atoplee-16-30-5-Umbrella-Chamfer-Cutter/dp/B00R7HAL5I/ref=sr_1_24?ie=UTF8&qid=1466272078&sr=8-24&keywords=drill+bit+cone

__________________
Toyota is a leader only because their drivers block everyone behind them. Oh what a feeling.