In this role, the scissors there may be in those cases where it is necessary to mark out the surface measure equal segments. It is enough to fix the ends of the scissors between two wooden slats, holding their bolt or just firmly pulling any cord. In this position, the scissors can be a circularly-cut for plywood, cardboard, plastic.
Recommend to read
CAMERA-NEEDLEWOMAN
For a long time and carefully followed the publications of the magazine, meet a lot of interesting. In No. 7 last year, I was interested in a simple and convenient device for unwinding...
VARIABLE RESISTORS WITH TAPS
often need Amateurs with a passion for designing low-frequency amplifiers. But in the sale they are not always. The solution? To make a simple potentiometer with taps. For this it is...
