When working with larger screws are sometimes difficult to work a regular screwdriver: small torque. To facilitate this operation I use a hand drill instead of drill — the largest insert from the set of interchangeable elements in a versatile screwdriver. Due to this tightening requires less effort and is faster. B. ROGOZHIN, Kolchugino, Vladimir region
Recommend to read
A LARGE TORPEDO
(The end. Beginning at No. 9 in’05). In may 1953, in connection with the liquidation of the 4th special Department (former MGB, and now the Ministry of internal Affairs of the USSR),...
NOT WITH WAX, AND CLAY
For better preservation of volatile liquid vials are usually recommended to clog with wax. However, it is not convenient, if the bubble has to be open often. It is better to use clay:...
