This is a Multiboard attachment I designed to hold a Milwaukee M18 Compact Impact Driver. Its capable of holding the impact driver with or without the battery attached.

It attaches to the Multiboard using 3 small thread T bolts which are also included with the build plate.

Also see my model for the Milwaukee M18 Compact Drill:
https://makerworld.com/en/models/1081701#profileId-1073560