Homemade toolmaker's hand vise bench clamp. 11:17 video:
https://www.youtube.com/watch?v=1mZhOlr5v-s
Previously:
https://www.homemadetools.net/forum/...667#post136570
https://www.homemadetools.net/forum/...364#post131261
https://www.homemadetools.net/forum/...902#post119677
https://www.homemadetools.net/forum/...589#post117878
https://www.homemadetools.net/forum/...3716#post99842
https://www.homemadetools.net/forum/...3751#post99930