In the practice of the house master often there are cases associated with loosening or tightening of screws of large diameter. Without the “powerful” screwdriver not to do. Equip her with a pen, as shown and work with it will be much easier.
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UPGRADED RAKE
A lever mounted on the rake (figure 1), will greatly facilitate the work of the gardeners when released from the teeth of grass or foliage. Make it from steel wire diameter 6 ... 8 mm....
THE MODEL IS BASED ON THE AIR
Wings, like aviation, has already appeared on the car. At first it was a triangular plane, similar to the fins of fish. The intent of the designers, like "architectural excesses" was to...
