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.
You can see how to easy build a simple dust collector in this video. I made a dust collector from two plastic buckets.
In this video, I am making a drill powered belt sander. A powerful sanding machine that can be used in many grinding, sanding and sharpening jobs. You should also watch..