Do not you find that a bunch of keys in your pocket slizhkom became cumbersome? Solder them in pairs, and it will be much more compact and easier to use. The keys are connected to a pair of depending on the length and destination. Possible combinations can be the key to the apartment and from the mailbox; the key of the garden gate, and to give the key to the garage and from the castle at the gate.
Recommend to read
MODEL AIR COMBAT
The main parts of the design-balsa ribs, pine spars and foam sock. Working on the model (or, as happens most often, on a series of models) it is better to start with the production with...
“CUTTER” IN JUST A FEW MINUTES
I made a root vegetable chopper, so necessary for providing home livestock with vitamin feed ("chopped feed"), based on a decommissioned ATD2—a disc fertilizer spreader that I managed to...