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In this video, I make a wood cutter from a angle grinder. This wood cutter looks like a circular saw. I use the cordless angle grinder in my hand. I turn this machine with 115mm disc into an electric saw.

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PDF Download : Angle Grinder Wood Cutter
In this video, I make an adjustable drill bit. I start by using the metal I cut from the M12 bolt. Then I am cutting a Spade Drill Bit. Then I combine the two.

I print a Cyclone Separator file that I downloaded from the internet on a 3D printer. I'm trying to make a Dust Collector using the resulting Cyclone Separator.