DRILLS ENLARGER…

DRILLS... ENLARGERThe drill — tool is handy and versatile, no wonder it enjoys great popularity among home craftsmen. The drill can do everything: drilling, sanding, polishing, sharpening and even to cut firewood. But the main thing — of course, drilling. Hang a mirror, ledge, bookshelf, strengthen, loose furniture, hang or repair the door (you can enumerate a very long time) — almost no work is complete without drilling.

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ROTOCUT CHAMPION

ROTOCUT CHAMPIONThe name of the athlete rakatomalala Igor Ponomarev, that is, “hearing” and “rocket scientists” and, hopefully, our readers. His technical model development are of genuine interest. For the very same designer search new is the way of athletic perfection, which is especially important for the future of aeronautical engineer (today Igor is a student of Moscow aviation Institute). I guess this is a good example for our young readers.

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VICTORY DAY 2015!

May 9, 2015 the countries of the former USSR celebrated the 70-th anniversary of Victory in great Patriotic war of 1941-1945. May 9 special the occasion is and the joy of victory and the pain of the millions who died. It is a holiday with tears in the eyes…   With The Victory!

THREE SOLDERING IRON IN ONE

THREE OF A SOLDERING IRON IN ONEMore precisely, one (50 or 65 watts), operating in three modes. Design advantages: constant availability, visual inspection of the three modes, etc. All provide automation. Power consumption in the idle — 15 watts (on L2), in the normal operating — 45 W (L2 and L3), and overheating — 50 W (L3). Changing modes 2 and 3 is made by the switch B1, in standby mode, by overlapping the luminous flux from L1 to K3 with the handle of the soldering iron.

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THE PLANE OF THE TRANSITION PERIOD

PLANE TRANSITIONThe period between the two world wars represents a considerable interest to historians of technology, and first equipment of aviation. The aircraft of this time, the construction of which has absorbed the existing scientific, technical and technological achievements, remained nevertheless the bearers of the greatest characteristics of the airplanes of the First world war.

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