use?

the stasis kit would be a good example, since some parts are originally made in england, shipped for work in america, then back here to the consumer.

http://customs.hmrc.gov.uk/channelsPortalWebApp/downloadFile?contentID=HMCE_PROD_008051

If I understand correctly you'll need volume 2 of "The Tariff" to see the actual duty rate for the items you want to import.

reading it now.