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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This car, dubbed "Lyuga-750", I designed and built quite independently, and this helped me a lot in the journal "modelist-Konstruktor". The process of creating a car lasted about two...
