The best replacement for tool box is tool bag.

The best alternatives to tool box are rated as following:
★★★★★  tool bag
★★  harbor freight
★★  matco
★  snap on
★  toolbox
★  matco tool box
  snap on tool box

Your alternative for tool box is not listed? Suggest!
Speaking about tool box, one probably shouldn't forget about tools.

Other search terms related to tool box and their ratings are:
★★★★★ tools
★★★ fuel tank
★ bed cover
tonneau cover
You have in mind a companion for tool box and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of tool box in all years. Click on graph for more.
tool box
tool bag
harbor freight