Gas-powered angle grinder. By WeldArtCreations. 5:15 video:
https://www.youtube.com/watch?v=rLQOkMv873A
Previously:
https://www.homemadetools.net/forum/...083#post168582
https://www.homemadetools.net/forum/...080#post164891
https://www.homemadetools.net/forum/...246#post161386
https://www.homemadetools.net/forum/...641#post159270
https://www.homemadetools.net/forum/...546#post158881
https://www.homemadetools.net/forum/...773#post152215
https://www.homemadetools.net/forum/...005#post157032
https://www.homemadetools.net/forum/...490#post132004
https://www.homemadetools.net/forum/...817#post108548
https://www.homemadetools.net/forum/...828#post144201
