If you want to cut plywood circular disk or to cut a hole in it large diameter, it is not necessary to have a special cutter or a jig saw.
Take a wooden bar and two grozda. One beat her to speaking on the sharp end was in the center of the proposed circle. And the other needs to get out of it on the line the future of the circle: when rotating the slats it will be to scratch the plywood layer by layer until you cut through it.
Recommend to read
Even the “Little One” doesn’t spoil the furrow
I have been a long-time reader of the Modelist-Konstruktor magazine. In publications about homemade machinery I find a lot that is useful to me, and most importantly — my creative...
Simplicity plus reliability
The simplicity of the “Arfa” design is probably unique. The vehicle has only six main parts: a frame with an engine, a rear axle, wheels, a ski with a steering rod, and a steering wheel....
