If you want to cut a round hole in the plywood or other rigid sheet material, but no jigsaw or handsaw pointed, easy to assemble witty prisposoblenie that will replace these tools. Only need two metal cores, one of which is pointed, the other sharpened like a cutting torch. Clamped in the vise at the required distance from each other, the first rod will serve as the axis on which will be pressed to rotate the plywood on top, and the second is from the bottom to cut the necessary hole.
Recommend to read
AIROPLANES FROM SVERDLOVSK
This picture was sent to us aircraft from Sverdlovsk V. Babs. Of course, you have learned winopener, the description and drawings which were published in No. 8 of our journal in 1970. ...
NOT ALWAYS AVERAGE “AVERAGE”
As we have noted, it is no wonder the leadership of the Soviet naval forces still in the early stages of their development in the 1920-ies turned his gaze exactly on submarines. Because...
