Ax with a straight blade is used successfully in meat cutting, but for chopping wood it is not suitable: there are much more efficient is the blade of the carpenter type, with a rounded sharp edge. It is better enters the wood easily separates the chips. Therefore, the axe of a carpenter blade must be rounded with a radius of 250 — 270 mm.
V. BORISOV
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Vocational school graduates, finishing school, to protect diploma. They are often self-development: engineering and manufacturing of complex parts, assemblies, or fixtures....
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If you saw a Board, as shown in the picture, you get four blanks to build universal support for any rack — for example, the hanger or Christmas tree. Assembly can be done with nails or screws.