Positec. http://www.positecgroup.com/our_brands
Strategy manufactures Strategy power tools. Strategy power tools were sold by QVC.
home depot
Bosch manufactures the more expensive ones in Germany or Switzerland and has the cheaper ones made in China.
Suppliers of Worx tools include retailers like Stratco, Masters Home Improvement, Home Timber and Hardware, Natbuild, Mitre 10, and HBT (Hardware and Building Traders).
Porter Cable is an American based company that manufactures power tools. The company has introduced new power tools into the industry.
Hilti Tools were originally only made in Leichtenstein, now, they are also made in Austria, Germany, USA and China.
X-Worx was created in 2004.
They are sold by Clarke International UK. I cannot find any information ref. where they are built.
Harbor Freight Tools
China manufactures Masterforce.
I think it is Sears.
Armstrong Tools manufactures industrial hand tools like hand sockets, power sockets, chisels, hammers, screwdrivers, nut drivers, pliers and c-clamps. It started off with a tool holder for lathe cutting tools before diversifying.