The only positive is that they're the right size for most anything you'd need and they're weakly magnetic

The size of the case is perfect for a drawer or compartment so you won't need to go far to access a decent set of screw drivers (e.g. to the garage)

Able to make repairs to my Mac with the right sized screwdrivers

the sizes fit well and it is easy to take around with you if you need to travel

useful sizes and very inexpensive and high quality, worth triple the price for sure.

At the same time, their sizes are perfect for close electronics work, like computers.