【加工動画25】旋盤で六角穴/How to make a hexagonal hole with a lathe.
19:52
【加工動画32】旋盤でD穴/How to make a D hole with a lathe.
14:59
Rotary Broaching The Night Away
21:21
【加工動画21】旋盤で六角ナット（大）/ How to make big hex nut on a lathe
17:50
Genius innovations and tricks you've never seen before
14:28
Manufacture of an asterisk (torx) on a lathe
14:18
Making A Rotary Broach - Cutting Hex Sided Holes (DIY)
6:52
Ý tưởng về một bộ dụng cụ tiện lỗ vuông,lỗ lục giác
21:10