Often have recycled or intractable unscrewing the screws with a Phillips-head recess under the broken screwdriver. Help out a hacksaw or a chisel (which is better suited to the specific case) with them in the head to make the slot and the screw will serve as Kareem kniesel a flat screwdriver.
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Protective sensor
Motion sensor DD-010 disassembled with the control board removed and an additional siren (100 dB sound level) type KPS-4510 connected. Motion sensors (DD) based on Fresnel lenses and...
“ROTOR” FOLD “WINGS”
Model rotocut of the champion of Russia 2003 G. A. Reshetnikova — further improvement of "sergievskoe" scheme, developed in tstt "Youth" under the leadership of the deserved trainer of...
