Router table production, cause of failure トリマーの仕込み 失敗編

This video, amateur me for the first time using a router We started processing with CD discs with soul, However, it is a big failure with a simple cause, but I completed the video till the end. Actually this video is a failing video. Please understand it after seeing it. DVDのディスクを再利用してトリマーの仕込みだったが凡ミス