FileTool (64-Bit) helps to create a lot of test files, or just a few but very big ones. Or you need a thousand folders with a thousand files in each of them to test with your application. FileTool (64-Bit) can do that for you. Or you need to lock files to test how your application behaves if it can not access those files. FileTool (64-Bit) can do that for you too.