For proper use, we recommend downloading the original file.The Converted version is intended only for use in the web viewer. In the original file, the following are fully preserved:✔ native scene structure✔ all materials without simplification✔ correct PBR texture maps✔ original object namesIf you intend to use the asset in a production environment, download the Original format.a welding tool instead of the robot gripper. the welding tool is animated with flying sparks. It looks best when EEvEE is used with Bloom Screen space Reflections and motionblur. 2500 frames are animated. the welding device fits on Yaskawa Kuka Iiwa and KUKA AGILUS. if you like the model please rate it.