Blender – Abkit V1.1.5 Free Download
https://blendermarket.com/products/abkit-abdous-inserts-pack-for-kit-ops
ABKIT is a collection of 268 high quality inserts with proper materials and their boolean objects to be used with the “KIT OPS FREE” and “KIT OPS PRO” addons. They can also be used manually by appending the objects from the blend files.