In this review we will consider one of the easiest ways to make a crown on wood, using improvised materials. The author will use the bolt and the canister from under carbon dioxide.
First, the author holds a metal canister in a vise plumbing, and rassverlivat a hole of suitable diameter. Then the grinder cut off from the balloon bottom.
Next, do the layout and cut in the balloon the teeth. This can be done with grinder or bormashenko. Sharpened cutting edge of the teeth.
You may also like the idea from an old hacksaw to make a useful kitchen appliance.
In the next step we need the long bolt. Machined his hat that it was rounded. Sharpened on a cone the bottom part of the bolt.
As you have probably realized — in this case, the bolt will act instead of drills. Insert it into the crown and fix with the nut.
Well and further all is simple — insert the tail part of a homemade crown in the Chuck of a drill and hold. Then you can start drilling holes.
Unfortunately, the author conducted a test to crown only on the fiberboard, but I guess she can with DSP to handle, and thin plywood. What do you think?
Details on how to make a core drill from the bolt and spray from under carbon dioxide (CO2), can be seen in the video below. This idea was shared by the author of the YouTube channel Mr. SunY.