Well, an interlocking case could be it. On Amazon, the entire set of Makita interlocking cases have garnered an average of 4.5 stars from over 2,200 reviewers.

The Makita 47-piece ratchet and bit set comes in a reclosable carrying case that measures 10.25 by 5.25 inches and stands approximately 2.25 inches tall, and weighs about 1.6 pounds in total.