Phân tích sâu sắc video

I am not sure what happened to the arrow spine video I was referring to but it seems to be gone. I did do a spine testing video with the Gold Tip Arrows but I cannot find the one that compares them to these.
Here is the link to the hunting videos I made last year using the Sanlida Dragon 10 Arrows https://www.youtube.com/playlist?list=PL-rtLON_MVhP5Gf3C4JPNEL8AeVrc0SNU