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.
Recommend to read
REVERSE GEAR
"Acquired motor brand Bouzid, going to use it on microstructure. But faced with the difficulties of linking the power transmission from the engine to the wheels, and the reversal of the...
THE FIT PROGRAM
Under the terms of the competition model rockets must stay in the air for Some time, and it makes rocketmodeler to look for different Methods of forced landing. Very interesting designed...
