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Making flat bottoms without marking them

Joined
Jul 19, 2018
Messages
2,118
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Location
Ponsford, MN
This is a method of driving a flat disk without marring or making any holes.
Mount a piece of hardwood on a faceplate or a tenon/recess on a chuck, then flatten a round area and apply stickit sandpaper.
The mount shown has an insert mount on #4 dovetail jaws and the surface is about 3" diameter. The piece to be sized needs to be about 5.875" diameter to fit into a rabbit.
IMG_1893.jpegIMG_1894.jpeg
The disk is oversized and the small circle is used to mount it approximately on center, which I bought about 25 years ago came with 2 sizes of cones and the smaller one has a flat ring about 1/4" wide and when mounted in reverse as shown makes an excellent clamp.
NCuttingBot.JPGThis is an example of making a bottom for a staved tankard or a shrink box. In the case of the staved tankard the disk is turned to the diameter of the groove. In the case of the shrink box the box is turned from green wood ( the kind that throws off water as you are turning it) and the bottom disk is dry wood in a diameter less then the diameter of the groove such that you can pop it in place and set it aside to dry.
 
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