On a circular Pipa can not only dissolve a wooden Board in straight lines, but cut discs of any diameter from sheet material.
For this you need only do a simple device-a plywood plate, which is attached to the axis of the future drive. The axle is made of screw, a screw or even a nail of suitable diameter. How is “milled” disk – it is clear from the figure.
Recommend to read
WOODEN GRASSHOPPER
Recumbent I've collected over the ten days together with their children and we called him "Grasshopper". Rear wheels have "Grasshopper" — from Bicycle "the Schoolboy one of which is...
TILE — LOCK
Ceramic tile is often mounted on the wall gustotertoj an oil paint. Method, of course, simple but unreliable: over time, the tile starts to move away. Easy to remove the tile to update...
