The updated Keyword Tool is available via a link in the current Keyword Tool and the updated Placement Tool is available via a link on the Tools page.The updated Placement Tool (beta)
As with the updated Keyword Tool, you can now search for placements by any combination of keyword, website/URL, or category. For example, you can search for placements that are only on youtube.com that are also video placements and that are also in the automotive category. Under Advanced Options, you can also further filter placements by Country or Language, Impressions Per Day, Included Ad Sizes (those sizes offered by the content publisher for their offered placements), and demographic options.
So if you see those links in your AdWords account page, please use them and provide Google AdWords team with your input so that they can further hone the final version. Use "Send Feedback" link in your account.
Inside AdWords: Updated Versions of the Keyword and Placement Tools - Now in Beta Sphere: Related Content