Dewalt Rotary Hammer Drill Refreshment

I found this tool from Japan recycle shop in my City only 15$. It has a lot of dust inside. I am curious to the inside, so I decide to take it apart and clean it. In this video you will see how well Dewalt make this tool. I hope you find something useful & enjoy this video! I am happy to receive your feedback, advice, suggestions to improve myself. !!! I apologize for the mistake if I have made in this restoration !!! ***I still keep some parts, I want to save the world’s environment*** ---------------Thank you so much for Likes & Comments---------------