Hilti-2251343 Battery Adapter BA-22 Box : You can see that they have a tailored adapter box which takes these different elements and makes them able to work together. They act as kind of a translator, helping certain Hilti tools to be compatible with their batteries. It well - constructed channeling ensures no loses of power. This is important to improve the utility of tools and provides more flexibility in different working environments. This battery adapter box is likely to be a core component of such efforts and should make this offering even more competitive among professional contractors, as well as DIY enthusiasts.