Since 1945, Blackhawk™ by Proto® has manufactured the mechanical and industrial tools workers depend on in tough situations. Now, as a Proto line, we've taken our commitment to reliability even further, broadening our catalog of tools into a complete, competitively priced line. Currently, our line includes sockets, ratchets, wrenches, tool storage, master sets and screwdrivers that cover most automotive, light industrial and maintenance applications.